{"title":"Driveshafts","description":"","products":[{"product_id":"billet-u-bolt-u-joint-kit-1350","title":"Billet U-bolt U-Joint Kit 1350","description":"\u003cp\u003e\u003cspan\u003eThe 2nd generation alloy steel U-bolt kit is a result of information gained on our driveshaft torsion testing machine. This billet U-Joint kit for 1350 yokes is the perfect compliment to add strenght and durability while offering proper support for the Ujoint cap without distorting it. This means less worry of overtightening and causing damage to needle bearings in the Ujoint cap. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese 2nd generation U-bolt (cap) kits feature a bubble stud that locates on the rear flange bolt hole indexing the location. . The straps are produced from a pre-heat treated Chromoly steel. The studs are 150K material with rolled threads. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIncludes two caps, four bolts, and four 12 point reduced double hex nuts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFits all current Mark Williams forged billet rear pinion yokes and rapid release transmission yokes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits 1350 U Joints\u003c\/li\u003e\n\u003cli\u003eHigh Strength Chromoly Material\u003c\/li\u003e\n\u003cli\u003eBillet high precision CNC caps\u003c\/li\u003e\n\u003cli\u003e12 point high strength nut\u003c\/li\u003e\n\u003cli\u003eRetains and better surrounds U joint cup\u003c\/li\u003e\n\u003cli\u003eEven Distribution of clamping\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52413645193581,"sku":"39112","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/MRW_0613.jpg?v=1760723515"},{"product_id":"billet-u-bolt-u-joint-kit-1480","title":"Billet U-bolt U-Joint Kit 1480","description":"\u003cp\u003eBillet U-Joint kit for 1480 yokes. \u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eFor use with MW yokes p\/n \u003ca href=\"https:\/\/www.markwilliams.com\/39176.html\"\u003e39176\u003c\/a\u003e (32 spline slip yoke), \u003ca href=\"https:\/\/www.markwilliams.com\/39072.html\"\u003e39072\u003c\/a\u003e (35 spline pinion yoke), and P\/N \u003ca href=\"https:\/\/www.markwilliams.com\/39073.html\"\u003e39073\u003c\/a\u003e (40 spline pinion yoke).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eThe 2nd generation alloy steel U-bolt kit is a result of information gained on our driveshaft torsion testing machine. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese 2nd generation U-bolt (cap) kits feature a bubble stud that locates on the rear flange bolt hole indexing the location. . The straps are produced from a pre-heat treated chromium-molybdenum steel. The studs are 150K material with rolled threads. Includes  two caps, four bolts, and four 12 point reduced double hex nuts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFits all current Mark Williams forged billet rear pinion yokes and rapid release transmission yokes. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFits 1480 U Joints\u003c\/li\u003e\n\u003cli\u003eStronger Fastener Material\u003c\/li\u003e\n\u003cli\u003eRetains and better surrounds U joint cup\u003c\/li\u003e\n\u003cli\u003eEven Distribution of clamping\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52413768139117,"sku":"39075","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/39075.jpg?v=1760723631"},{"product_id":"4-aluminum-7075-signature-series-driveshaft-1480-ujoint","title":"4\" Aluminum 7075 Signature Series Driveshaft (1480 Ujoint)","description":"\u003cp\u003eMark Williams Signature Series Aluminum Driveshafts are revered as the strongest and most durable on the market. Each driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components with a patented bonding process. Driveshaft meets SFI 43.1 specifications.\u003c\/p\u003e\n\u003cp\u003eMark Williams signature series aluminum driveshaft has a torsional strength at bonded joints and tubing that are higher than the U joints connecting the driveshaft for ultimate strength and reliability\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4\" 7075 .100\" thick wall tubing\u003c\/li\u003e\n\u003cli\u003ePatented Accubonded Assembly of tubing to ends\u003c\/li\u003e\n\u003cli\u003eHigh Strength End yokes machined in house from forged aluminum\u003c\/li\u003e\n\u003cli\u003eYellow Chromate plated for corrosion resistance and aesthetics\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1480 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eWhy accubond vs welding?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMark Williams Signature Series aluminum driveshafts utilize a patented bonding process that creates a stronger joint than a welded joint, and avoids the issues caused by welding aluminum that can create failure points. Bonded driveshafts are superior to welded driveshafts when strength, durability, and quality matter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHow to measure your driveshaft: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" rel=\"noopener\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\" style=\"color: rgb(0, 0, 0);\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587572855149,"sku":"39890","price":1499.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/alumdriveshaft-Photoroom_e1f05862-c969-469e-8cfb-d49d2a227a28.png?v=1762292258"},{"product_id":"4-aluminum-7075-signature-series-driveshaft-1350-ujoint-1","title":"4.125\" Carbon Fiber Signature Series SFI Driveshaft (1350 Ujoint)","description":"\u003cp\u003eMark Williams Carbon Fiber driveshafts use our patented bonding system to creat a lightweight, safe, and excellent choice connection between your transmission and rearend solving many critical speed issues caused by length and rpm of steel driveshafts.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eEach driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components with a patented bonding process. Driveshaft meets SFI 43.1 specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4.125\" OD x .150\" thickness Carbon Fiber Tubing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUses patented accubond process \u003c\/li\u003e\n\u003cli\u003eCarbon driveshafts come SFI certified\u003c\/li\u003e\n\u003cli\u003eHigh Strength End yokes machined in house from forged aluminum \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1350 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eHow to measure your driveshaft: \u003ca rel=\"noopener\" href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\" style=\"color: rgb(0, 0, 0);\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.00_AM.png?v=1759206591\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.11_AM.png?v=1759206605\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.30_AM.png?v=1759206619\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587652120941,"sku":"39155","price":1399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/CarbonDriveshaft-Photoroom.png?v=1762292564"},{"product_id":"3-5-aluminum-7075-signature-series-driveshaft-1350-ujoint","title":"3.5\" Aluminum 7075 Signature Series Driveshaft (1350 Ujoint)","description":"\u003cp\u003eMark Williams Signature Series Aluminum Driveshafts are revered as the strongest and most durable on the market. Each driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components with a patented bonding process. Driveshaft meets SFI 43.1 specifications.\u003c\/p\u003e\n\u003cp\u003eMark Williams signature series aluminum driveshaft has a torsional strength at bonded joints and tubing that are higher than the U joints connecting the driveshaft for ultimate strength and reliability\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eEvery shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.5\" 7075 .110\" thick wall tubing\u003c\/li\u003e\n\u003cli\u003eSFI certified\u003c\/li\u003e\n\u003cli\u003ePatented Accubonded Assembly of tubing to ends\u003c\/li\u003e\n\u003cli\u003eHigh Strength End yokes machined in house from forged aluminum \u003c\/li\u003e\n\u003cli\u003eYellow Chromate plated for corrosion resistance and aesthetics\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1350 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eWhy accubond vs welding?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMark Williams Signature Series aluminum driveshafts utilize a patented bonding process that creates a stronger joint than a welded joint, and avoids the issues caused by welding aluminum that can create failure points. \u003cmeta charset=\"utf-8\"\u003eBonded driveshafts are superior to welded driveshafts when strength, durability, and quality matter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eHow to measure your driveshaft: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" rel=\"noopener\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca style=\"color: rgb(0, 0, 0);\" href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.00_AM.png?v=1759206591\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.11_AM.png?v=1759206605\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.30_AM.png?v=1759206619\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587685904749,"sku":"39555","price":1099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/alumdriveshaft-Photoroom_e1f05862-c969-469e-8cfb-d49d2a227a28.png?v=1762292258"},{"product_id":"3-5-chromoly-drive-shaft-1350-ujoint","title":"3\" Chromoly Drive Shaft (1350 Ujoint)","description":"\u003cp\u003e\u003cspan\u003eWhen it comes to a bulletproof driveline, the MW chromoly driveshaft is the strongest. A chromoly shaft is 75% stronger than commonly used 1020 DOM material. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese driveshafts use 4130 heat treated chromoly welded to true 4130 yokes. \u003c\/span\u003e\u003cspan\u003eMark Williams weld yokes are produced in-house to exacting tolerances to provide the proper press fit in the chromoly tube. These driveshafts are carefully joined using an automated cold wire TIG process.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis chromoly driveshaft features a 1480 series precision u-joint, which is then installed along with the forged 4340 heat treated transmission yoke (sold separately). The finished product is a driveline capable of handling today's most powerful vehicles. Prices are less transmission yoke. All 4130 chromoly driveshafts meet SFI spec 43.1.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eEach driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecial assembly fixtures guarantee proper weld yoke phasing during assembly. Every shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.0\" .083\" thick wall 4130 chromoly heat treated tubing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh Strength 4130 End yokes machined in house\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCold Wire tig welded\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1350 Non Greasable U joint\u003c\/li\u003e\n\u003cli\u003eSFI 43.1 certified\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eHow to measure your driveshaft: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" rel=\"noopener\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\" style=\"color: rgb(0, 0, 0);\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" rel=\"noopener\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/critspeed.jpg?v=1761145819\"\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587703959917,"sku":"39800","price":685.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/chromoly_steel-Photoroom_1.png?v=1762219484"},{"product_id":"3-chromoly-drive-shaft-1350-ujoint-copy","title":"3.5\" Chromoly Drive Shaft (1350 Ujoint)","description":"\u003cp\u003eMark Williams Chromoly Driveshafts are revered as the strongest and most durable on the market. Each driveshaft is custom built to length an specifications. These driveshafts are precision built, welded, assembled, and balanced using in house machined components. Driveshaft meets SFI 43.1 specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhen it comes to a bulletproof driveline, the MW chromoly driveshaft is the strongest. A chromoly shaft is 75% stronger than commonly used 1020 DOM material. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese driveshafts use 4130 heat treated chromoly welded to true 4130 yokes. \u003c\/span\u003e\u003cspan\u003eMark Williams weld yokes are produced in-house to exacting tolerances to provide the proper press fit in the chromoly tube. These driveshafts are carefully joined using an automated cold wire TIG process.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEvery shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.5\" 7075 .083\" thick wall tubing\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003eMeet SFI 43.1 specifications\u003c\/li\u003e\n\u003cli\u003eWelded Joints\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSatin black paint\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1350 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eHow to measure your driveshaft: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" rel=\"noopener\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca style=\"color: rgb(0, 0, 0);\" href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.00_AM.png?v=1759206591\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.11_AM.png?v=1759206605\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.30_AM.png?v=1759206619\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587709923693,"sku":"39850","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/chromoly_steel-Photoroom_1.png?v=1762219484"},{"product_id":"3-5-chromoly-drive-shaft-1480-ujoint","title":"3.5\" Chromoly Drive Shaft (1480 Ujoint)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eWhen it comes to a bulletproof driveline, the MW chromoly driveshaft is the strongest. A chromoly shaft is 75% stronger than commonly used 1020 DOM material. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese driveshafts use 4130 heat treated chromoly welded to true 4130 yokes. \u003c\/span\u003e\u003cspan\u003eMark Williams weld yokes are produced in-house to exacting tolerances to provide the proper press fit in the chromoly tube. These driveshafts are carefully joined using an automated cold wire TIG process.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis chromoly driveshaft features a 1480 series precision u-joint, which is then installed along with the forged 4340 heat treated transmission yoke (sold separately). The finished product is a driveline capable of handling today's most powerful vehicles. Prices are less transmission yoke. All 4130 chromoly driveshafts meet SFI spec 43.1.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eEach driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components. \u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eSpecial assembly fixtures guarantee proper weld yoke phasing during assembly. Every shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3.5\" .083\" thick wall 4130 chromoly heat treated tubing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh Strength 4130 End yokes machined in house\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCold Wire tig welded\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1480 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eSFI 43.1 certified\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eHow to measure your driveshaft: \u003ca rel=\"noopener\" href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca style=\"color: rgb(0, 0, 0);\" href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.00_AM.png?v=1759206591\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.11_AM.png?v=1759206605\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.30_AM.png?v=1759206619\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587716706669,"sku":"39880","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/chromoly_steel-Photoroom_1.png?v=1762219484"},{"product_id":"4-aluminum-7075-signature-series-driveshaft-1350-ujoint","title":"4\" Aluminum 7075 Signature Series Driveshaft (1350 Ujoint)","description":"\u003cp\u003eMark Williams Signature Series Aluminum Driveshafts are revered as the strongest and most durable on the market. Each driveshaft is custom built to length an specifications. These driveshafts are precision built, assembled, and balanced using in house machined components with a patented bonding process. Driveshaft meets SFI 43.1 specifications.\u003c\/p\u003e\n\u003cp\u003eMark Williams signature series aluminum driveshaft has a torsional strength at bonded joints and tubing that are higher than the U joints connecting the driveshaft for ultimate strength and reliability\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eEvery shaft is electronically high speed balanced considering your maximum RPM requirements, with the transmission yoke to ensure vibration-free operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4\" 7075 .100\" thick wall tubing\u003c\/li\u003e\n\u003cli\u003eSFI certified\u003c\/li\u003e\n\u003cli\u003ePatented Accubonded Assembly of tubing to ends\u003c\/li\u003e\n\u003cli\u003eHigh Strength End yokes machined in house from forged aluminum \u003c\/li\u003e\n\u003cli\u003eYellow Chromate plated for corrosion resistance and aesthetics\u003c\/li\u003e\n\u003cli\u003ePrecision Balanced\u003c\/li\u003e\n\u003cli\u003eIncludes 1350 Non Greasable Ujoint\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eWhy accubond vs welding?\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMark Williams Signature Series aluminum driveshafts utilize a patented bonding process that creates a stronger joint than a welded joint, and avoids the issues caused by welding aluminum that can create failure points. \u003cmeta charset=\"utf-8\"\u003eBonded driveshafts are superior to welded driveshafts when strength, durability, and quality matter.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eHow to measure your driveshaft: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/pages\/how-to-measure-a-driveshaft\" rel=\"noopener\" target=\"_blank\"\u003eClick Here \u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003ca style=\"color: rgb(0, 0, 0);\" href=\"https:\/\/www.markwilliams.com\/trans-yokes.html\"\u003eTransmission yoke required for balancing \u003cstrong\u003e(yoke not included in price)\u003c\/strong\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eShop transmission Yokes: \u003ca href=\"https:\/\/mwdriveline.myshopify.com\/collections\/transmission-yokes-1\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCheck \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003eservice bulletin # 0049\u003c\/a\u003e\u003cspan\u003e\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0049.pdf?v=1759205430\" target=\"_blank\"\u003e \u003c\/a\u003efor operating limits and critical speed charts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.00_AM.png?v=1759206591\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.11_AM.png?v=1759206605\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-09-30_at_12.29.30_AM.png?v=1759206619\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52587719754093,"sku":"39550","price":1175.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/alumdriveshaft-Photoroom_e1f05862-c969-469e-8cfb-d49d2a227a28.png?v=1762292258"},{"product_id":"dragster-cv-driveshaft-assembly-for-27-spline-shorty-powerglide-ford-9","title":"Dragster CV Driveshaft Assembly for 27-Spline Shorty Powerglide \u0026 Ford 9","description":"\u003cp\u003eAdd a CV driveshaft to your dragster using this kit which includes everything required to convert to a CV shaft.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e27 spline 7075 aluminum transmission housing that bolts to the transmission\u003c\/li\u003e\n\u003cli\u003eCenter driveshaft made from shot peened 300M material for ultimate strength\u003c\/li\u003e\n\u003cli\u003eCV Joint lightened and finished with Supra-Fin Isotropic finishing process\u003c\/li\u003e\n\u003cli\u003eCV comes pre lubed\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e9\" differential pinion flange is included and available in the 28- and 35-spline configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CV joint includes retaining cups and high-speed boots. The center shafts are made to fit your specific chassis-engine-transmission combination, and the assembly is delivered ready for bolt-in installation. \u003c\/p\u003e\n\u003cp\u003eInstallation - Service instructions: The  A and B ordering dimension required for lengths can be found on Service Bulletin #\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/SB0113.pdf?v=1759261020\" target=\"_blank\"\u003eSB0113\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNote: The following recommendations are made for CV driveshafts for build design of use case as well as operating conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNever warm up the vehicle with the wheels hanging as this over extends the joints and can cause premature failure\u003c\/li\u003e\n\u003cli\u003eProper Engine to Rearend alignment at ride height with extension considerations (call our sales team as this varies between lengths of driveshaft)\u003c\/li\u003e\n\u003cli\u003eProper maintenance is required to service CV joints regularly, we recommend once a year\u003c\/li\u003e\n\u003cli\u003eUse case and power thresholds limited to 1500 hp \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52588597313901,"sku":"39371","price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/39371_4.600.jpg?v=1761716762"},{"product_id":"dragster-cv-driveshaft-assembly-for-27-spline-shorty-powerglide-ford-9-copy","title":"Dragster CV Driveshaft Assembly for 32-Spline Shorty Powerglide","description":"\u003cp\u003eAdd a CV driveshaft to your dragster using this kit which includes everything required to convert to a CV shaft.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32 spline 7075 aluminum transmission housing that bolts to the transmission\u003c\/li\u003e\n\u003cli\u003eCenter driveshaft made from shot peened 300M material for ultimate strength\u003c\/li\u003e\n\u003cli\u003eCV Joint lightened and finished with Supra-Fin Isotropic finishing process\u003c\/li\u003e\n\u003cli\u003eCV comes pre lubed\u003c\/li\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e9\" differential pinion flange is included and available in the 28 and 35-spline configurations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe CV joint includes retaining cups and high-speed boots. The center shafts are made to fit your specific chassis-engine-transmission combination, and the assembly is delivered ready for bolt-in installation. \u003c\/p\u003e\n\u003cp\u003eInstallation - Service instructions: The  A and B ordering dimension required for lengths can be found on Service Bulletin #\u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/SB0113.pdf?v=1759261020\" target=\"_blank\"\u003eSB0113\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: The following recommendations are made for CV driveshafts for build design of use case as well as operating conditions.\u003c\/em\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNever warm up the vehicle with the wheels hanging as this over extends the joints and can cause premature failure\u003c\/li\u003e\n\u003cli\u003eProper Engine to Rearend alignment at ride height with extension considerations (call our sales team as this varies between lengths of driveshaft)\u003c\/li\u003e\n\u003cli\u003eProper maintenance is required to service CV joints regularly, we recommend once a year\u003c\/li\u003e\n\u003cli\u003eUse case and power thresholds limited to 1500 hp \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52588598296941,"sku":"39372","price":2099.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/39371_4.600.jpg?v=1761716762"},{"product_id":"32-spline-female-pinion-coupler","title":"32 spline Female Pinion Coupler","description":"\u003cp\u003e32 spline Female Pinion Coupler for low friction third members\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589675413869,"sku":"40060","price":215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40750.jpg?v=1762106151"},{"product_id":"30-spline-female-pinion-coupler-gm-12-bolt","title":"30 spline Aluminum Pinion Coupler GM 12 Bolt","description":"\u003cp\u003e30 spline aluminum Female Pinion Coupler for low friction third members\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eMade of 7075 aluminum. Note that this coupler does have a more limited service life than p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/40750.html\"\u003e40750\u003c\/a\u003e\u003cspan\u003e due to the difference in material strength.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589675512173,"sku":"49750","price":269.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40750.jpg?v=1762106151"},{"product_id":"30-spline-4140-steel-pinion-coupler-gm-12-bolt","title":"30 spline 4140 Steel Pinion Coupler GM 12 Bolt","description":"\u003cp\u003e30 spline aluminum Female Pinion Coupler. \u003cspan\u003eMade of 4140 Steel. \u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589676069229,"sku":"40750","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40500.jpg?v=1762106204"},{"product_id":"10-spline-4140-steel-pinion-coupler-quick-change-rearend","title":"10 spline 4140 Steel Pinion Coupler Quick Change Rearend","description":"\u003cp\u003e10 spline 4140 Steel Pinion Coupler Quick Change Rearends\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589702611309,"sku":"40630","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40630.jpg?v=1761718495"},{"product_id":"35-spline-4140-steel-pinion-coupler-ford-9","title":"10 spline 4140 Steel Pinion Female Coupler 49-50 Olds\/Pontiac","description":"\u003cp\u003e10 spline 4140 Steel Pinion Female Coupler 49-50 Olds\/Pontiac\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589703102829,"sku":"40200","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40200.jpg?v=1761718304"},{"product_id":"13-spline-4140-steel-pinion-female-coupler-57-64-olds-pontiac","title":"13 spline 4140 Steel Pinion Female Coupler 57-64 Olds\/Pontiac","description":"\u003cp\u003e13 spline 4140 Steel Pinion Female Coupler 57-64 Olds\/Pontiac\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589706805613,"sku":"40250","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40250.jpg?v=1761718341"},{"product_id":"28-spline-4140-steel-pinion-female-coupler-ford-9","title":"28 spline 4140 Steel Pinion Female Coupler Ford 9\"","description":"\u003cp\u003e28 spline 4140 Steel Pinion Female Coupler Ford 9\"\u003c\/p\u003e\n\u003cp\u003ePN 40300\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589707231597,"sku":"40300","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40000.jpg?v=1761718043"},{"product_id":"29-spline-4140-steel-pinion-female-coupler-dana-60","title":"29 spline 4140 Steel Pinion Female Coupler Dana 60","description":"\u003cp\u003e29 spline 4140 Steel Pinion Female Coupler Dana 60\u003c\/p\u003e\n\u003cp\u003ePN 40400\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589707657581,"sku":"40400","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40750.jpg?v=1762106151"},{"product_id":"10-spline-4140-steel-pinion-female-coupler-mopar-8-75","title":"10 spline 4140 Steel Pinion Female Coupler Mopar 8.75","description":"\u003cp\u003e10 spline 4140 Steel Pinion Female Coupler Mopar 8.75\u003c\/p\u003e\n\u003cp\u003ePN 40500\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589707755885,"sku":"40500","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40750.jpg?v=1762106151"},{"product_id":"40-spline-4140-steel-pinion-female-coupler-mw-modular-12","title":"40 spline 4140 Steel Pinion Female Coupler MW 12\"","description":"\u003cp\u003e40 spline 4140 Steel Pinion Female Coupler MW Modular 12\"\u003c\/p\u003e\n\u003cp\u003ePN 40045\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589707985261,"sku":"40045","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40750.jpg?v=1762106151"},{"product_id":"35-spline-4140-steel-pinion-female-coupler-ford-9","title":"35 spline 4140 Steel Pinion Female Coupler Ford 9\"","description":"\u003cp\u003e35 spline 4140 Steel Pinion Female Coupler Ford 9\"\u003c\/p\u003e\n\u003cp\u003ePN 40000\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589721715053,"sku":"40000","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40000.jpg?v=1761718043"},{"product_id":"40-spline-4140-steel-pinion-female-coupler-top-fuel-ford-9","title":"40 spline 4140 Steel Pinion Female Coupler Top Fuel Ford 9\"","description":"\u003cp\u003e40 spline 4140 Steel Pinion Female Coupler Top Fuel Ford 9\"\u003c\/p\u003e\n\u003cp\u003ePN 40040\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589723025773,"sku":"40040","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40040.jpg?v=1761718109"},{"product_id":"quick-disconnect-dedenbear-coupler-27-spline-shorty-powerglide","title":"Quick Disconnect Dedenbear Coupler 27 spline Shorty Powerglide 6 to 8\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Shorty Powerglide Dedenbear cases.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 6\" - 8\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0025.pdf?v=1759321234\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589723877741,"sku":"40865","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40865.jpg?v=1762106051"},{"product_id":"quick-disconnect-dedenbear-coupler-27-spline-shorty-powerglide-copy","title":"Quick Disconnect Powerglide Sleeve 4.5\"","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e4.50\" long transmission sleeve for p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/mwdriveline.myshopify.com\/products\/quick-disconnect-dedenbear-coupler-27-spline-shorty-powerglide\"\u003e40830\u003c\/a\u003e\u003cspan\u003e quick disconnect powerglide coupler (bushed housing)\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589730595181,"sku":"40831","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40831.jpg?v=1762105868"},{"product_id":"32-spline-lenco-driveshaft-connector","title":"32 spline Lenco Solid Driveshaft Connector","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e32 spline, Lenco transmission and solid driveshafts. Made of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589733773677,"sku":"40950","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40950_44c779d4-94d2-449f-9fd0-698cdce5bfac.jpg?v=1761717927"},{"product_id":"32-spline-b-j-driveshaft-connector","title":"35 spline Lenco Solid Driveshaft Connector","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e35 spline Lenco transmission and solid driveshafts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMade of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589734691181,"sku":"40960","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40960.jpg?v=1761717891"},{"product_id":"32-spline-b-j-solid-driveshaft-connector","title":"32 spline B\u0026J Solid Driveshaft Connector","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e32 spline B\u0026amp;J transmission and solid driveshafts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMade of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589737410925,"sku":"40951","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40951.jpg?v=1761717666"},{"product_id":"16-spline-lenco-solid-driveshaft-connector","title":"16 spline Lenco Solid Driveshaft Connector","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e16 spline Lenco transmission and solid driveshafts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMade of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589737967981,"sku":"40900","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40900.jpg?v=1761717577"},{"product_id":"40-spline-lenco-solid-driveshaft-connector","title":"40 spline Lenco Solid Driveshaft Connector","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e40 spline, Lenco transmission and solid driveshafts. Made of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMade of hardened 4140 aircraft alloy steel.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589739868525,"sku":"40980","price":89.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40950.jpg?v=1761717552"},{"product_id":"quick-disconnect-dedenbear-coupler-27-spline-powerglide-4","title":"Quick Disconnect Dedenbear Coupler 27 spline Powerglide 4\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Dedenbear rolling housing.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0085_084b7b07-286d-4050-b7cb-68f240a8475e.pdf?v=1759327822\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52589830275437,"sku":"40850","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.jpg?v=1762106688"},{"product_id":"35-spline-driveshaft-24-long-solid","title":"35 Spline Driveshaft 24\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e35 Spline Driveshaft 24\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-1\/2\" diameter, 35 spline, 24\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619343200621,"sku":"41060-24","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41060-24.600.jpg?v=1760472932"},{"product_id":"35-spline-driveshaft-28-long-solid","title":"35 Spline Driveshaft 28\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e35 Spline Driveshaft 28\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-1\/2\" diameter, 35 spline, 28\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619344281965,"sku":"41060-28","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41060-24.600.jpg?v=1760472932"},{"product_id":"35-spline-driveshaft-32-long-solid","title":"35 Spline Driveshaft 32\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e35 Spline Driveshaft 32\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-1\/2\" diameter, 35 spline, 32\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619348312429,"sku":"41060-32","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41060-24.600.jpg?v=1760472932"},{"product_id":"35-spline-driveshaft-6-long-solid","title":"35 Spline Driveshaft 6\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e35 Spline Driveshaft 6\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSplined the full 6\" length\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-1\/2\" diameter, 35 spline, 6\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619353031021,"sku":"41060-06","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41060-06.600_b3f2c13c-1a20-472b-a2c0-6b40907762b2.jpg?v=1760473976"},{"product_id":"16-spline-driveshaft-up-to-34-long-solid","title":"16 Spline Driveshaft up to 34\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e16 Spline Driveshaft 6\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSplined Lengths:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e6\"\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e12\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e14\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e16\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e20\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e24\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e28\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e34\"\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 16 spline,  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"6\"","offer_id":52619358896493,"sku":"41000-06","price":170.0,"currency_code":"USD","in_stock":true},{"title":"8\"","offer_id":52619358929261,"sku":"41000-08","price":185.0,"currency_code":"USD","in_stock":true},{"title":"12\"","offer_id":52619358962029,"sku":"41000-12","price":207.0,"currency_code":"USD","in_stock":true},{"title":"14\"","offer_id":52619358994797,"sku":"41000-14","price":215.0,"currency_code":"USD","in_stock":true},{"title":"16\"","offer_id":52619359027565,"sku":"41000-16","price":242.0,"currency_code":"USD","in_stock":true},{"title":"20\"","offer_id":52619359060333,"sku":"41000-20","price":255.0,"currency_code":"USD","in_stock":true},{"title":"24\"","offer_id":52619359093101,"sku":"41100-24","price":399.0,"currency_code":"USD","in_stock":true},{"title":"28\"","offer_id":52619359125869,"sku":"41100-28","price":399.0,"currency_code":"USD","in_stock":true},{"title":"32\"","offer_id":53357954629997,"sku":"41100-32","price":399.0,"currency_code":"USD","in_stock":true},{"title":"34\"","offer_id":52619359158637,"sku":"41100-34","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/IMG_9969.png?v=1777654131"},{"product_id":"32-spline-driveshaft-16-long-solid","title":"32 Spline Driveshaft 16\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e32 Spline Driveshaft 16\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 32 spline, 16\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619359879533,"sku":"41050-16","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41050-16.600.jpg?v=1760474076"},{"product_id":"32-spline-driveshaft-20-long-solid","title":"32 Spline Driveshaft 20\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e32 Spline Driveshaft 20\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 32 spline, 20\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52619360403821,"sku":"41050-20","price":255.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41050-16.600.jpg?v=1760474076"},{"product_id":"32-spline-driveshaft-6-long-solid","title":"32 Spline Driveshaft 6\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e32 Spline Driveshaft 6\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSplined the full 6\" length\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 32 spline, 6\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52620382110061,"sku":"41050-06","price":170.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/41060-06.600_47fc2ffa-9698-4509-93ee-ec949161e52d.jpg?v=1760473505"},{"product_id":"32-spline-driveshaft-8-long-solid","title":"32 Spline Driveshaft 8\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e32 Spline Driveshaft 8\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 32 spline, 8\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52620382241133,"sku":"41050-08","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/IMG_9974.png?v=1777654095"},{"product_id":"32-spline-driveshaft-12-long-solid","title":"32 Spline Driveshaft 12\" Long (Solid)","description":"\u003cp\u003e\u003cspan\u003e32 Spline Driveshaft 12\" Long (Solid)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eMW solid funny car \/ altered class driveshafts are designed to be used in vehicles with solid mounted rear ends and where a single coupler is not long enough. The driveshafts are machined out of 4340 alloy steel, Micro-polished, Heat Treated and Austemper heat treated. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNormally shafts of this type have 4\" of full spline on both ends. This feature allows the shaft to be shortened up to 2\" on each end. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e1-3\/8\" diameter, 32 spline, 12\" long, \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote: Couplers and splined shafts should not be used unless perfect alignment is assured. Critical speed calculations must be considered for these shafts. Call or \u003ca href=\"https:\/\/www.markwilliams.com\/contact-us-c.html\"\u003econtact us\u003c\/a\u003e with your numbers to confirm the RPM critical speed value. MW can also build custom solid driveshafts to your specs with different splines upon request.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52620382306669,"sku":"41050-12","price":210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/IMG_9974.png?v=1777654095"},{"product_id":"1350-neapco-performance-u-joint","title":"1350 Neapco Performance U-Joint (Non Greasable)","description":"\u003cp\u003e\u003cspan\u003eThis is a high quality, NEAPCO Performance Series 1350 series non-greaseable  U-joint. This is the joint used in all MW 1350 series driveshafts. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCup diameter is 1-3\/16\"\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eWidth is 3-5\/8\"\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eUse with \u003c\/span\u003e\u003cspan\u003eU-bolts 39110: \u003ca href=\"https:\/\/markwilliams.com\/products\/u-bolt-kit?_pos=2\u0026amp;_psq=u+bolt\u0026amp;_ss=e\u0026amp;_v=1.0\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eor \u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor ultimate strength and durabilityuse billet cap kit \u003c\/span\u003e39112: \u003ca href=\"https:\/\/markwilliams.com\/products\/billet-u-bolt-u-joint-kit-1350?_pos=1\u0026amp;_sid=f68e78189\u0026amp;_ss=r\"\u003eClick Here\u003c\/a\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52620386369901,"sku":"39029N","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/NeapcoMW-Photoroom.png?v=1762292374"},{"product_id":"gm-12-bolt-16-tooth-high-def-driveshaft-speed-sensor-kit-for-mark-williams-39006","title":"GM 12 Bolt 16 tooth High Def Driveshaft Speed Sensor Kit For Mark Williams 39006","description":"\u003cp\u003eRIFE Sensors High Resolution Driveshaft Speed Wheel offers amazing quality driveshaft speed data with a high resolution approach to help smooth out your graph and deliver accurate data to your recording device or traction control. Our billet steel collar offers 16 tooth pickup points for a hall effect pickup that reduces noise and allows for all of the benefits of a square wave signal.\u003c\/p\u003e\n\u003cp\u003eThis piece is TRACK PROVEN and we only suggest purchasing this if you like to crush the competition! MRW driveshaft wheel can be utilized with nearly any data collection system as well as any EFI system. As long as your system allows for a hall effect pickup you are good to go! Approved systems include MS3Pro, Holley EFI, Haltech, Fueltech, HP Tuners, Racepak and MSD boxes, and more. \u003c\/p\u003e\n\u003cp\u003eThis kit is for the Standard GM 12 Bolt rear-end and is pictured with a Mark Williams Chrooly 39006 yoke with 1350 u-joints. Due to the design of these rear ends, you MUST use a yoke such as the one pictured that has a recessed step where the driveshaft goes. On the MWE yoke the OD of this section is 2.187\". The reluctor wheel depth is .475\" so this much room is required. If you do not use this MW yoke, this kit may not work with your setup.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong\u003e**MWE P\/N 39006 yoke not included**\u003cbr\u003e\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRIFE Sensors LED hall effect driveshaft sensor w\/ cable (PN 52-1044)\u003c\/li\u003e\n\u003cli\u003eRife Sensors Billet 16 tooth driveshaft wheel 2.187\" ID \u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e12 bolt sensor bracket \u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFor wiring instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/RIFE-Driveshaft-Speed-Sensor-Installation.pdf?v=1760722792\" title=\"RIFE Driveshaft sensor setup instructions\" rel=\"noopener\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLearn the proper way to wire a driveshaft sensor for the best quality signal\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/a99AZ5Dsu40?si=H1KJ_YLDtfUJwaXt\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"RIFE Sensors","offers":[{"title":"Default Title","offer_id":52628871151981,"sku":null,"price":289.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/12bolt_1319ef13-9b3e-4cb0-93a8-9d7a9deaa732.jpg?v=1760893029"},{"product_id":"quick-disconnect-dedenbear-coupler-27-spline-powerglide-4-6","title":"Quick Disconnect Dedenbear Coupler 27 spline Powerglide 4-6\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Dedenbear rolling housing. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4-6\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0085_084b7b07-286d-4050-b7cb-68f240a8475e.pdf?v=1759327822\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52662985261421,"sku":"40855","price":269.99,"currency_code":"USD","in_stock":true}]},{"product_id":"quick-disconnect-coupler-27-spline-powerglide-4-6","title":"Quick Disconnect Coupler 27 spline Powerglide 4-6\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with standard Powerglide. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4-6\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0085_084b7b07-286d-4050-b7cb-68f240a8475e.pdf?v=1759327822\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eUse Instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600_a5fcb7da-037a-4eb6-85ca-097ed678db2c.jpg?v=1762126206\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-11-02_at_6.36.50_PM.png?v=1762126626\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52662986375533,"sku":"40840","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600.jpg?v=1762126161"},{"product_id":"quick-disconnect-coupler-27-spline-powerglide-6-8","title":"Quick Disconnect Coupler 27 spline Powerglide 6-8\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Powerglide Standard bushing tail housing. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 6-8\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600_a5fcb7da-037a-4eb6-85ca-097ed678db2c.jpg?v=1762126206\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52662986998125,"sku":"40860","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40860.600.jpg?v=1762126315"},{"product_id":"quick-disconnect-coupler-32-spline-4-5","title":"Quick Disconnect Coupler 32 spline 4\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Powerglide Standard bushing or roller tail housing. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e4.5\" long\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 32 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4.5\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600_a5fcb7da-037a-4eb6-85ca-097ed678db2c.jpg?v=1762126206\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52662996533613,"sku":"40870","price":279.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40870.jpg?v=1762312320"},{"product_id":"quick-disconnect-coupler-32-spline-4-6","title":"Quick Disconnect Coupler 32 spline 4-6\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Powerglide Standard bushing or roller tail housing. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 32 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4-6\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600_a5fcb7da-037a-4eb6-85ca-097ed678db2c.jpg?v=1762126206\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-11-02_at_6.36.50_PM.png?v=1762126627\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52663001383277,"sku":"40875","price":299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40875.600.jpg?v=1762126773"},{"product_id":"quick-disconnect-coupler-32-spline-6-8","title":"Quick Disconnect Coupler 32 spline 6-8\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Powerglide Standard bushing or roller tail housing. Shorty Powerglide Only\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 32 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 6-8\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.600_a5fcb7da-037a-4eb6-85ca-097ed678db2c.jpg?v=1762126206\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/Screenshot_2025-11-02_at_6.36.50_PM.png?v=1762126627\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52663001416045,"sku":"40876","price":339.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40876.600.jpg?v=1762126932"},{"product_id":"quick-disconnect-dedenbear-coupler-27-spline-powerglide-4-copy","title":"Quick Disconnect Coupler 27 spline Powerglide 4\"","description":"\u003cp\u003eThis innovative three piece design allows transmission removal without disturbing the engine or rear end. Works with Standard Bushing housing.\u003c\/p\u003e\n\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eUtilizes 27 spline connection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires 4\" from trans seal to pinion coupler\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e4.5\" length\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003ePerfect for Comp and Super Comp dragsters.\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0085_084b7b07-286d-4050-b7cb-68f240a8475e.pdf?v=1759327822\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52663002005869,"sku":"40830","price":259.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/40840.jpg?v=1762106688"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/collections\/Alumdriveshaft-Photoroom.png?v=1762292361","url":"https:\/\/markwilliams.com\/collections\/driveshafts.oembed?page=2","provider":"Mark Williams Driveline","version":"1.0","type":"link"}