Severe service aluminum case (3.812" bore), lightweight steel spool, pinion yoke, ball / tapered bearing pinion support, large pinion 10" pro gear, transporter, 3 quarts of gear oil. Price can vary with different manufactures brand gears. 

Nodular iron case, 3.062" bore, locker, Ford pinion yoke, tapered / tapered pinion support, 8620 gears, transporter, and 3 qts of gear oil

Aluminum case (4.00" bore), steel spool, 1350 pinion yoke, taper / ball bearing pinion support, large pinion 9" pro gear, transporter, 3 quarts of gear oil

Aluminum case, aluminum spool, pinion yoke, ball / taper pinion support, standard pinion pro gear, transporter, 3 quarts of gear oil

Severe service aluminum case (4.00" bore), lightweight steel spool, steel caps, 1350 series pinion yoke, tapered / ball bearing pinion support, large pinion 10" pro gear, transporter, 3 quarts of gear oil

Severe service aluminum case (4.00" bore), lightweight steel spool, aluminum caps, 1350 series pinion yoke, ball / ball bearing pinion support, large pinion 10" pro gear, transporter, 3 quarts of gear oil

Aluminum case, aluminum spool, pinion yoke, ball / taper bearing pinion support, 32-spline 9-1/2" pro gear, transporter, 3 quarts of gear oil

Aluminum case, lightweight steel spool, pinion yoke, ball / taper bearing pinion support, large pinion 9-1/2" pro gear, transporter, 3 quarts of gear oil

Aluminum case, lightweight steel spool, pinion coupler, ball / tapered bearing pinion support, large pinion pro gear, transporter, 3 quarts of gear oil

Aluminum case (4.00" bore), steel spool, 1350 pinion yoke, ball / ball bearing pinion support, large pinion 9-1/2" pro gear, transporter, 3 quarts of gear oil

Aluminum through-bolt case, locker, pinion yoke, tapered / tapered pinion support, 9" 8620 gear, transporter and 3 qts of gear lube

Aluminum case, aluminum spool, ring gear bolts, ball / tapered pinion support, coupler, standard pinion gear, transporter, and 3 quarts of gear oil