{"title":"Modular 9\" Housing","description":"","products":[{"product_id":"third-member-gear-oil-pump-assembly","title":"Third Member Gear Oil Pump Assembly","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eGear pump moves oil back to the pinion support and ring gear. Prevents oil starvation from acceleration g-force.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eMW 9\" and 12\" modular rears are set up to accept a fluid pump to circulate rear end lubricant from the back of the housing forward to the pinion bearings and the gear contact area to extend bearings and ring and pinion life. Pump is driven off the rear of the pinion shaft. Pump assembly includes pump shaft, required fittings, braided hose, and fasteners. Requires 3\/8\" hex in pinion shaft \u003c\/p\u003e\n\u003cp\u003eInstallation Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0055.pdf?v=1757989911\" target=\"_blank\" rel=\"noopener\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52411681997165,"sku":"91100","price":659.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/91100.jpg?v=1760721475"},{"product_id":"fixed-height-rear-4-link-bracket-kit","title":"Fixed Height Modular Rear Chromoly 4-Link Bracket Kit","description":"\u003cp\u003e\u003cspan\u003eThis fixed height 4 link bracket kit works in conjunction with the Mark Williams Modular 9\" housing. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e1\/4\" thick 4130 Chromoly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e17-1\/4\" 4-link center measurement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes four brackets and two bushings (not pictured)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eTo complete the set up, you will also need two spacer bushings (p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/mwdriveline.myshopify.com\/products\/4-link-bracket-spacer-steel\" target=\"_blank\" rel=\"noopener\"\u003e96044\u003c\/a\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/96044.html\"\u003e\u003c\/a\u003e\u003cspan\u003e) and two 4-link bracket spacers. 4-link bracket spacers are sold as a pair in p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/mwdriveline.myshopify.com\/products\/spacer-for-4-link-brackets-pr\"\u003e90046\u003c\/a\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52570952466797,"sku":"90043","price":700.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90041_90043-1_ffcc5584-5c79-4dca-a356-da67959bcda1.jpg?v=1761690619"},{"product_id":"spacer-for-4-link-brackets-pr","title":"Spacer for 4-Link Brackets (PR)","description":"\u003cp\u003e\u003cspan\u003eAluminum spacers fit between steel 4-link brackets that are 1\/4\" thick. Spacer is 3\/4\" thick for rod end. (PAIR one right hand and one left hand), p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/90041.html\"\u003e90041\u003c\/a\u003e\u003cspan\u003e, \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/90043-i.html\"\u003e90043-I\u003c\/a\u003e\u003cspan\u003e, or \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/90043.html\"\u003e90043\u003c\/a\u003e\u003cspan\u003e kit). Includes left (p\/n 90046-1) and right (p\/n 90046-2)\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52570953679213,"sku":"90046","price":650.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90046.jpg?v=1761690299"},{"product_id":"housing-end-studs-hd-ends-set-of-8","title":"3\/8\" Axle Housing End Stud Kit (HD Ends)","description":"\u003cp\u003e3\/8\" HD Housing end stud kit \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese studs are machined and heat treated in house. To be used for pro mod housing ends or MW modular housing ends. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIncludes \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(8) 3\/8\" Studs\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(8) 3\/8 locking nuts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e(8) washers\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52571638890861,"sku":"58572","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/58572.png?v=1777918635"},{"product_id":"modular-1-2-thick-keyed-spacer","title":"Modular 1\/2\" Thick Keyed Spacer","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eKeyed spacers can be used to change 4-link centers and\/or housing width on modular housings. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires longer studs to be used.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52574954455405,"sku":"96020","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96020.jpg?v=1761690237"},{"product_id":"modular-1-thick-keyed-spacer","title":"Modular 1\" Thick Keyed Spacer","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eKeyed spacers can be used to change 4-link centers and\/or housing width on modular housings. This 1\" spacer can be trimmed down to 1\/2\".\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRequires longer studs to be used.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52574954488173,"sku":"96022","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96022.jpg?v=1761689975"},{"product_id":"modular-spacer-for-4-link-bracket","title":"Modular Spacer For 4-Link Bracket","description":"\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eKeyed spacers can be used to change 4-link centers and\/or housing width on modular housings. This 3.437\" spacer is an example of the custom width spacer we can produce. We have made spacers up to 7” for special width applications. These custom spacers can be used between the housing and 4-Llink Brackets or after the 4-Link Brackets and End Bells. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cspan\u003eThe custom spacers Requires longer studs to be used. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cspan\u003eOur technical representative can help determining what widths will work for your application. Call 800-525-1963. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cspan\u003ePriced per application.\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52574954848621,"sku":"96022-3437","price":999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96022-3375.jpg?v=1761689912"},{"product_id":"modular-housing-spacer-custom-widths","title":"MODULAR HOUSING SPACER CUSTOM WIDTHS","description":"\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eAluminum spacer fits between 4-link brackets (p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/96015.html\"\u003e96015\u003c\/a\u003e\u003cspan\u003e)\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52574956421485,"sku":null,"price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96022-3375.jpg?v=1761689912"},{"product_id":"modular-ford-9-housing-bare","title":"Modular Ford 9\" Housing (Bare)","description":"\u003cp data-start=\"258\" data-end=\"348\"\u003e\u003cstrong data-start=\"258\" data-end=\"348\"\u003eMark Williams Modular 9\" Rearend Housing – Strength, Precision, and Proven Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cspan\u003eBare Housing is a 16\" wide center modular housing. Includes studs, nuts, and washers. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cspan\u003eNo brackets or end bells included. Purchase separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"397\" data-end=\"568\"\u003eEngineered for serious horsepower, the Mark Williams Modular 9\" Rearend Housing delivers bulletproof strength, a lightweight design, precision machined alignment, and adaptability to your build. \u003cmeta charset=\"utf-8\"\u003eThis housing utilizes replaceable axle bells and tubes, bracketry and more for a solution to build and customize as your needs change through the life of your build.\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1326\" data-end=\"1802\"\u003e\n\u003cli data-start=\"1326\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1328\" data-end=\"1353\"\u003eRace-Proven Strength:\u003c\/strong\u003e Engineered to withstand extreme torque and high horsepower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1512\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1512\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1440\"\u003ePrecision Fitment:\u003c\/strong\u003e CNC-machined flanges and housing allow you to have huge strength and avoid weld warpage and bending over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1515\" data-end=\"1587\"\u003e\u003cstrong data-start=\"1515\" data-end=\"1534\"\u003eModular Design:\u003c\/strong\u003e Simplifies assembly, service, and future upgrades.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1588\" data-end=\"1689\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1689\"\u003e\u003cstrong data-start=\"1590\" data-end=\"1616\"\u003eVersatile Application:\u003c\/strong\u003e Ideal for drag racing, pro touring, or high-performance street builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1690\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1692\" data-end=\"1802\"\u003e\u003cstrong data-start=\"1692\" data-end=\"1712\"\u003eTrusted Quality:\u003c\/strong\u003e Built to Mark Williams’ legendary standards for professional and grassroots racers alike.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eOptional spur gear for gear and bearing oiling \u003cstrong\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages for the Builder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cmeta charset=\"utf-8\"\u003eFor Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0030.pdf?v=1758677013\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52574968250733,"sku":"90100","price":1399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/MRW_3691.jpg_MRW_3703.jpg?v=1762130332"},{"product_id":"modular-ford-9-housing-w-steel-3-tubes-aluminum-end-bells","title":"Modular 9\" Street Performance Housing w\/ Steel 3\" Tubes \/ Aluminum End Bells","description":"\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eModular Housing  by Mark Williams. This aluminum housing with 3\" diameter steel tubes and end aluminum end bells. Includes housing ends, studs, nuts, washers, and o-rings. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cspan\u003eInstallation Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0029.pdf?v=1758592466\"\u003eClick Here\u003c\/a\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003eMark Williams Modular housing is the ultimate platform for creating the ultimate bolt in drag racing solution.\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eHousing is a 16\" wide center modular housing. Includes studs, nuts, and washers. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cspan\u003eNo brackets or end bells. Purchase separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eOptional spur gear for gear and bearing oiling \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e \u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52575047549293,"sku":"95500","price":2799.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/95500.jpg?v=1761688374"},{"product_id":"modular-9-4-link-housing-w-symmetrical-housing-ends","title":"Modular 9\" 4 Link Housing w\/ Symmetrical Housing Ends","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cstrong data-start=\"258\" data-end=\"348\"\u003eMark Williams Modular 9\" Rearend Housing – Strength, Precision, and Proven Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eModular 4 Link Housing Specs\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e27-3\/8\" (with 4-link)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1\/2\" 4 link bolt holes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e4 11\/16\" long aluminum end bells\u003c\/li\u003e\n\u003cli\u003e1\/8\" thick chromoly steel 4-link mounting brackets\u003c\/li\u003e\n\u003cli\u003e7\/8\" 7075 aluminum bracket spacers\u003c\/li\u003e\n\u003cli\u003echromoly steel tubular tie bar.\u003c\/li\u003e\n\u003cli\u003e33-3\/4\" wheel to wheel dimension includes 2.812\" axle standout and .25\" brake hat thickness for each side\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTubular tie bar\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSymmetrical housing ends\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"397\" data-end=\"568\"\u003eEngineered for serious horsepower, the Mark Williams Modular 9\" Rearend Housing delivers bulletproof strength, a lightweight design, precision machined alignment, and adaptability to your build. \u003cmeta charset=\"utf-8\"\u003eThis housing utilizes replaceable axle bells and tubes, bracketry and more for a solution to build and customize as your needs change through the life of your build.\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1326\" data-end=\"1802\"\u003e\n\u003cli data-start=\"1326\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1328\" data-end=\"1353\"\u003eRace-Proven Strength:\u003c\/strong\u003e Engineered to withstand extreme torque and high horsepower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1512\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1512\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1440\"\u003ePrecision Fitment:\u003c\/strong\u003e CNC-machined flanges and housing allow you to have huge strength and avoid weld warpage and bending over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1515\" data-end=\"1587\"\u003e\u003cstrong data-start=\"1515\" data-end=\"1534\"\u003eModular Design:\u003c\/strong\u003e Simplifies assembly, service, and future upgrades.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1588\" data-end=\"1689\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1689\"\u003e\u003cstrong data-start=\"1590\" data-end=\"1616\"\u003eVersatile Application:\u003c\/strong\u003e Ideal for drag racing, pro touring, or high-performance street builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1690\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1692\" data-end=\"1802\"\u003e\u003cstrong data-start=\"1692\" data-end=\"1712\"\u003eTrusted Quality:\u003c\/strong\u003e Built to Mark Williams’ legendary standards for professional and grassroots racers alike.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eOptional spur gear for gear and bearing oiling \u003cstrong\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages for the Builder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0030.pdf?v=1758677013\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52575050400109,"sku":"92400","price":3399.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/92400.jpg?v=1761687006"},{"product_id":"modular-9-pro-4-link-housing-w-symmetrical-housing-ends","title":"Modular 9\" Pro 4 Link Housing w\/ Symmetrical Housing Ends (33.75\" width)","description":"\u003cp\u003eMark Williams modular cast aerospace grade aluminum alloy housing with 4 link bracketry and symmetrical housing ends for a bolt in 4 link housing. \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e \u003cmeta charset=\"utf-8\"\u003e \u003cspan\u003e17-1\/4\" 4-link centers\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1\/4\" thick chromoly steel 4-link mounting brackets\u003c\/li\u003e\n\u003cli\u003e7\/8\" 7075 aluminum bracket spacers\u003c\/li\u003e\n\u003cli\u003eChromoly steel tubular tie bar\u003c\/li\u003e\n\u003cli\u003e34\" wheel to wheel dimension includes 2.812\" axle standout and .25\" brake hat thickness for each side\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTubular tie bar\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSymmetrical housing ends \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003eHousing will accept MW 4.00\" bore thirdmembers without modifications.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes studs, nuts, washers, brackets, end bells, spindles, and fabricated lower tubular tie bar to secure the 4-link brackets to the bottom of the housing.  \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHousing has provisions for either upper or lower wishbone attachment along with shock and wheelie bar mounts. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHoles in the 4-link brackets accommodate rod ends with 1\/2\" cross holes.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eA206 High Strength\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eHeat Treated Casting for Extreme Strength\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli itemprop=\"name\" class=\"content-title\"\u003eOptional spur gear for gear and bearing oiling \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp itemprop=\"name\" class=\"content-title\"\u003e\u003cmeta charset=\"utf-8\"\u003eFor Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0030.pdf?v=1758677013\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52575067996525,"sku":"96780","price":4299.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96780_1.jpg?v=1761687063"},{"product_id":"1-8-steel-4-link-bracket-w-1-2-holes","title":"3\/16\" Steel 4-Link Bracket w\/ 1\/2\" holes","description":"\u003cp\u003e4 Link bracketry with upper and lower mounting holes for Mark Williams Modular Rearend. 4 required per car. Requires use of \u003ca rel=\"noopener\" href=\"https:\/\/mwdriveline.myshopify.com\/products\/aluminum-spacer-for-4-link-bracketry-modular-rear-end\" target=\"_blank\"\u003e96023\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFeatures\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1\/8\" Steel \u003c\/li\u003e\n\u003cli\u003e1\/2\" Holes for 4 Link Upper and Lower bars\u003c\/li\u003e\n\u003cli\u003eHas Modular Bolt Pattern \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSold ea\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576467714413,"sku":"96015","price":48.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96015.jpg?v=1761692552"},{"product_id":"aluminum-spacer-for-4-link-bracketry-modular-rear-end","title":"Aluminum Spacer for 4-link bracketry (Modular Rear end)","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eAluminum spacer fits between 4-link brackets (p\/n \u003c\/span\u003e\u003ca href=\"https:\/\/mwdriveline.myshopify.com\/products\/1-8-steel-4-link-bracket-w-1-2-holes\" target=\"_blank\" rel=\"noopener\"\u003e96015\u003c\/a\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/96015.html\"\u003e\u003c\/a\u003e\u003cspan\u003e)\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576468009325,"sku":"96023","price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/96023.jpg?v=1761690349"},{"product_id":"1-8-steel-4-link-bracket-w-1-2-holes-copy","title":"Adjustable 1\/4\" Chromoly Modular 4 link bracket","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003e4 Link bracketry for 17-1\/4\" 4-link center measurement. Sold each. The optional \u003c\/span\u003e\u003ca rel=\"noopener\" href=\"https:\/\/mwdriveline.myshopify.com\/products\/spacer-for-4-link-brackets-pr\" target=\"_blank\"\u003e90046\u003c\/a\u003e\u003cspan\u003e spacer fits inside the the brackets for the rod end spacing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFeatures\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1\/4\" 4130 chromoly \u003c\/li\u003e\n\u003cli\u003eAdjustable Height\u003c\/li\u003e\n\u003cli\u003e1\/2\" Holes for 4 Link Upper and Lower bars\u003c\/li\u003e\n\u003cli\u003eHas Modular Bolt Pattern \u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSold ea\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576509034861,"sku":"90041","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90043.jpg?v=1761689644"},{"product_id":"modular-rear-aluminum-mounting-brackets","title":"Modular Rear Aluminum Mounting Brackets Dragster \/ Hardtail 1\/2\"","description":"\u003cp\u003e\u003cspan\u003eModular Rear Mounting Brackets for Mark Williams Modular 9\" housing in a hard tail dragster. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1\/2\" Thick Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003ePocket Milled for weight reduction\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCNC Machined from high strength 7075-T6 Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlated for resistance to corrosion\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576554484077,"sku":"90116","price":179.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90116.jpg?v=1761691426"},{"product_id":"modular-rear-aluminum-mounting-bracket-builder-series-blank","title":"Modular Rear Aluminum Mounting Bracket Builder Series (Blank)","description":"\u003cp\u003e\u003cspan\u003eModular 9\" Blank Rear Mounting Brackets for Mark Williams Modular 9\" housing. Allows to\u003c\/span\u003e\u003cspan\u003e be machined to produce a custom mounting bracket. Holes and lightening pockets machined. Center hole is 3\" diameter\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1\/2\" Thick Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e14\" x 11\"\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eModular Center mounting holes already integrated and machined\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCNC Machined from high strength 7075-T6 Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576560677229,"sku":"90117","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90117.jpg?v=1761690552"},{"product_id":"modular-rear-aluminum-mounting-brackets-5-16","title":"Modular Rear Aluminum Mounting Brackets 5\/16\"","description":"\u003cp\u003e\u003cspan\u003eModular Rear Mounting Brackets for Mark Williams Modular 9\" housing\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e5\/16\" Thick Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCNC Machined from high strength 7075-T6 Aluminum\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlated for resistance to corrosion\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52576593314157,"sku":"90115","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90115.jpg?v=1761691100"},{"product_id":"modular-9-pro-4-link-housing-w-floater-ends-37-width","title":"Modular 9\" 4 Link Floater Housing (33-42\" width)","description":"\u003cp data-start=\"258\" data-end=\"348\"\u003e\u003cstrong data-start=\"258\" data-end=\"348\"\u003eMark Williams Modular 9\" Rearend Housing – Strength, Precision, and Proven Performance\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"258\" data-end=\"348\"\u003e\u003cstrong data-start=\"258\" data-end=\"348\"\u003ePro 4 Link Floater Housing Specs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003e5\/8\" 4 Link Bolt Holes\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003e18-21\" 4 Link Center Distance (choose in options)\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003e33 to 42\" Wheel To Wheel Width (choose in options)\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003eMark Williams Floater ends\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003eProvisions for either upper or lower wishbone attachment\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003eShock Mounts\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003eWheelie bar mounts\u003c\/li\u003e\n\u003cli data-start=\"258\" data-end=\"348\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e7075 aluminum cross tie bar to secure the 4-link brackets to the bottom of the housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"397\" data-end=\"568\"\u003eEngineered for serious horsepower, the Mark Williams Modular 9\" Rearend Housing delivers bulletproof strength, a lightweight design, precision machined alignment, and adaptability to your build. \u003cmeta charset=\"utf-8\"\u003eThis housing utilizes replaceable axle bells and tubes, bracketry and more for a solution to build and customize as your needs change through the life of your build.\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1326\" data-end=\"1802\"\u003e\n\u003cli data-start=\"1326\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1328\" data-end=\"1353\"\u003eRace-Proven Strength:\u003c\/strong\u003e Engineered to withstand extreme torque and high horsepower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1512\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1512\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1440\"\u003ePrecision Fitment:\u003c\/strong\u003e CNC-machined flanges and housing allow you to have huge strength and avoid weld warpage and bending over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1515\" data-end=\"1587\"\u003e\u003cstrong data-start=\"1515\" data-end=\"1534\"\u003eModular Design:\u003c\/strong\u003e Simplifies assembly, service, and future upgrades.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1588\" data-end=\"1689\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1689\"\u003e\u003cstrong data-start=\"1590\" data-end=\"1616\"\u003eVersatile Application:\u003c\/strong\u003e Ideal for drag racing, pro touring, or high-performance street builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1690\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1692\" data-end=\"1802\"\u003e\u003cstrong data-start=\"1692\" data-end=\"1712\"\u003eTrusted Quality:\u003c\/strong\u003e Built to Mark Williams’ legendary standards for professional and grassroots racers alike.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eOptional spur gear for gear and bearing oiling \u003cstrong\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages for the Builder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFor Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0030.pdf?v=1758677013\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"33\" \/ 18\"","offer_id":52576996819309,"sku":"98700","price":5699.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 19\"","offer_id":52576996852077,"sku":"98701","price":5699.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 20\"","offer_id":52576996884845,"sku":"98702","price":5699.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 21\"","offer_id":52576996917613,"sku":"98703","price":5699.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ Custom (Contact 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MW \u003c\/span\u003eHi-Torque high strength axles are the perfect balance of strength and price. All MW axles are designed to have increased torsional and bending capacity. This is accomplished by offering the largest axle bearing diameter possible for your particular housing end and incorporating a tapered machining from the bearing journal to the spline.\u003c\/p\u003e\u003cp\u003eMW standard Hi-Torque axles are available in 28, 30, 31, 35, and 40 splines\u003c\/p\u003e\u003cp\u003eThey feature tapped stud holes (1\/2\" or 5\/8\") in the bolt pattern or patterns of your choice. Dual patterns available without an extra charge.\u003cstrong\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eUtilizes strong 4340 Thru Hardened steel material\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eForged and Machined in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCustom machined to your application\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOptional Dual stud pattern at no extra charge\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e5x4.5\" and 5x4.75\" options available (custom upon request)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1\/2\" and 5\/8\" stud holes optional\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003ePrice is per pair\u003c\/li\u003e\n\u003cli\u003eBearings sold separately\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAxle Bearings: Add in options\u003c\/p\u003e\u003cp\u003eFor Wheel Studs: \u003ca rel=\"noopener\" title=\"Mark Williams Wheel Studs\" href=\"https:\/\/mwdriveline.myshopify.com\/collections\/wheel-studs\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e*For reference: Weight of these axles are 32 pounds for a pair of 40 spline axles (no bearings and studs) fitting a 31\" wide housing.\u003c\/p\u003e\u003cp\u003eGet detailed information on what is needed to ensure that your new axles are a perfect fit on our \u003ca href=\"https:\/\/www.markwilliams.com\/axle-ordering.html\" target=\"_blank\"\u003eHow To Order Axles\u003c\/a\u003e page.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eAfter purchasing, please submit the following axle measurement form: \u003ca rel=\"noopener\" title=\"Mark Williams Axle Order Form\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0077.pdf?v=1758748396\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eIf you have questions, please feel free to email sales@markwilliams.com or call 1-866-508-6394 during business hours.\u003c\/p\u003e\u003cp\u003eInstallation Instructions: \u003ca rel=\"noopener\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0045.pdf?v=1758748033\" target=\"_blank\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"33\" \/ 18\"","offer_id":52577143718253,"sku":"96000","price":4799.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 19\"","offer_id":52577143751021,"sku":"96000","price":4799.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 20\"","offer_id":52577143783789,"sku":"96000","price":4799.0,"currency_code":"USD","in_stock":true},{"title":"33\" \/ 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Featuring an incredibly strong A206 center housing which adds strength, is lightweight, and is precision machined. These housings fit 9\" up to 10\" center sections as well as up to a 4\" bore third member case without clearancing. \u003c\/p\u003e\n\u003cp\u003eModular rearends allow you to keep precision straightness by way of machined parts which avoids warping or bending over time. Additionally, overall length can change to accomodate different tire and wheel combinations by simply changing the end spacers and axles which allows your ride to adapt with different series of racing or evolution of racing without buying a whole new rearend. This means you can switch between big tire and small tire from one day or weekend to the next.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eMultiple 4-link centers available, see options\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e1\/4\" thick chromoly steel 4-link mounting brackets\u003c\/li\u003e\n\u003cli\u003e7\/8\" 7075 aluminum bracket spacers\u003c\/li\u003e\n\u003cli\u003eChromoly steel tubular tie bar\u003c\/li\u003e\n\u003cli\u003e34\" wheel to wheel dimension includes 2.812\" axle standout and .25\" brake hat thickness for each side\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTubular tie bar\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFloater Housing ends\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHousing will accept MW 4.00\" bore thirdmembers without modifications.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIncludes studs, nuts, washers, brackets, end bells, spindles, and fabricated lower tubular tie bar to secure the 4-link brackets to the bottom of the housing. \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHousing has provisions for either upper or lower wishbone attachment along with shock and wheelie bar mounts.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHoles in the 4-link brackets accommodate rod ends with 1\/2\" cross holes.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eIncluded: \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eModular 9-10\" Center Housing w\/ hardware\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4 Link Bracketry and Tie Bars w\/ 4link spacers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThirdmember studs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e7075 end bells\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEnd bell studs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eShort Floater Spindles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThird Member Gasket\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOuter spacers for rearends that require for overall width\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInner 4 link spacers for housings w\/ over 17.125\" 4 link center\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTo Complete:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eAdd Floater Brake Kit w\/ hubs (no spindles)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAxles \u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eOptional spur gear for gear and bearing oiling \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Mark Williams","offers":[{"title":"32\" \/ 17.25\"","offer_id":52577154171245,"sku":"98780","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"32\" \/ 18\"","offer_id":52577154204013,"sku":"98781","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"32\" \/ 19\"","offer_id":52577154236781,"sku":"98782","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"32\" \/ 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Us)","offer_id":52577154531693,"sku":"98791","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ 17.25\"","offer_id":52577154564461,"sku":"98792","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ 18\"","offer_id":52577154597229,"sku":"98793","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ 19\"","offer_id":52577154629997,"sku":"98794","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ 20\"","offer_id":52577154662765,"sku":"98795","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ 21\"","offer_id":52577154695533,"sku":"98796","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"34\" \/ Custom (Contact Us)","offer_id":52577154728301,"sku":"98797","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ 17.25\"","offer_id":52577154761069,"sku":"98798","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ 18\"","offer_id":52577154793837,"sku":"98799","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ 19\"","offer_id":52577154826605,"sku":"98800","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ 20\"","offer_id":52577154859373,"sku":"98801","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ 21\"","offer_id":52577154892141,"sku":"98802","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"35\" \/ Custom (Contact Us)","offer_id":52577154924909,"sku":"98803","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ 17.25\"","offer_id":52577154957677,"sku":"98804","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ 18\"","offer_id":52577154990445,"sku":"98805","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ 19\"","offer_id":52577155023213,"sku":"98806","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ 20\"","offer_id":52577155055981,"sku":"98807","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ 21\"","offer_id":52577155088749,"sku":"98808","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"36.125\" \/ Custom (Contact Us)","offer_id":52577155121517,"sku":"98809","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ 17.25\"","offer_id":52577155154285,"sku":"98810","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ 18\"","offer_id":52577155187053,"sku":"98811","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ 19\"","offer_id":52577155219821,"sku":"98812","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ 20\"","offer_id":52577155252589,"sku":"98813","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ 21\"","offer_id":52577155285357,"sku":"98814","price":5799.0,"currency_code":"USD","in_stock":true},{"title":"Custom (Contact Us) \/ Custom (Contact Us)","offer_id":52577155318125,"sku":"98815","price":5799.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/MRW_3560.jpg?v=1762195629"},{"product_id":"modular-ford-9-housing-black-cerakote","title":"Modular Ford 9\" Housing Bare (Black Cerakote)","description":"\u003cp data-start=\"258\" data-end=\"348\"\u003e\u003cstrong data-start=\"258\" data-end=\"348\"\u003eMark Williams Modular 9\" Rearend Housing – Strength, Precision, and Proven Performance\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cspan\u003eThis bare housing is a 16\" wide center modular housing. Includes studs, nuts, and washers. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cspan\u003eHousing is Black Cerakote coated for chemical resistance and aesthetics\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cspan\u003eNo brackets or end bells included. Purchase separately.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"397\" data-end=\"568\"\u003eEngineered for serious horsepower, the Mark Williams Modular 9\" Rearend Housing delivers bulletproof strength, a lightweight design, precision machined alignment, and adaptability to your build. \u003cmeta charset=\"utf-8\"\u003eThis housing utilizes replaceable axle bells and tubes, bracketry and more for a solution to build and customize as your needs change through the life of your build.\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-start=\"1326\" data-end=\"1802\"\u003e\n\u003cli data-start=\"1326\" data-end=\"1415\"\u003e\n\u003cp data-start=\"1328\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1328\" data-end=\"1353\"\u003eRace-Proven Strength:\u003c\/strong\u003e Engineered to withstand extreme torque and high horsepower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1416\" data-end=\"1512\"\u003e\n\u003cp data-start=\"1418\" data-end=\"1512\"\u003e\u003cstrong data-start=\"1418\" data-end=\"1440\"\u003ePrecision Fitment:\u003c\/strong\u003e CNC-machined flanges and housing allow you to have huge strength and avoid weld warpage and bending over time\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1513\" data-end=\"1587\"\u003e\n\u003cp data-start=\"1515\" data-end=\"1587\"\u003e\u003cstrong data-start=\"1515\" data-end=\"1534\"\u003eModular Design:\u003c\/strong\u003e Simplifies assembly, service, and future upgrades.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1588\" data-end=\"1689\"\u003e\n\u003cp data-start=\"1590\" data-end=\"1689\"\u003e\u003cstrong data-start=\"1590\" data-end=\"1616\"\u003eVersatile Application:\u003c\/strong\u003e Ideal for drag racing, pro touring, or high-performance street builds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1690\" data-end=\"1802\"\u003e\n\u003cp data-start=\"1692\" data-end=\"1802\"\u003e\u003cstrong data-start=\"1692\" data-end=\"1712\"\u003eTrusted Quality:\u003c\/strong\u003e Built to Mark Williams’ legendary standards for professional and grassroots racers alike.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eCast in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eMachined in the USA\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eA206 High Strength, Heat Treated Casting\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFits 9\" through 10\" gear sets\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eFull line of modular bracketry\u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eModular End bells and spacers for adjusting width and spacing \u003c\/li\u003e\n\u003cli class=\"content-title\" itemprop=\"name\"\u003eOptional spur gear for gear and bearing oiling \u003cstrong\u003e\u003c\/strong\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eModular Advantages for the Builder\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision Machined to avoid warping caused by welding\u003c\/li\u003e\n\u003cli\u003eRemoves chance of cracking welds\u003c\/li\u003e\n\u003cli\u003eAble to be changed to accomodate different wheel\/tire widths and changes of bracketry\u003c\/li\u003e\n\u003cli\u003eOptimized bracing and strengthening designs built in\u003c\/li\u003e\n\u003cli\u003eSaves fabrication time\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"content-title\" itemprop=\"name\"\u003e\u003cmeta charset=\"utf-8\"\u003eFor Instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/sb0030.pdf?v=1758677013\"\u003eClick Here\u003c\/a\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52663020421485,"sku":"90100BLK","price":1449.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/IMG_5133.jpg?v=1762130368"},{"product_id":"modular-cover-for-light","title":"Modular Cover For Light","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cspan\u003eCover plate replaces the MW standard pump block off plate, and accepts the \u003c\/span\u003e\u003ca href=\"https:\/\/www.markwilliams.com\/90109.html\"\u003e90109\u003c\/a\u003e\u003cspan\u003e light.\u003c\/span\u003e\u003c\/p\u003e","brand":"Mark Williams","offers":[{"title":"Default Title","offer_id":52908632506733,"sku":"90108","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/files\/90108.600.png?v=1768267413"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/6666\/3021\/collections\/MRW_3547.jpg?v=1762218819","url":"https:\/\/markwilliams.com\/collections\/modular-9-housing.oembed","provider":"Mark Williams Driveline","version":"1.0","type":"link"}