GM 12 Bolt 8.875" 3.73 Ring & Pinion Master Set
Replace your worn out or broken ring and pinion gears with new components from Motive Gear. Includes matched ring and pinion gears, pinion bearings, seal, crush sleeve and nut, carrier bearings, shim kit, ring gear bolts,gear...
Pinion Shim Set For 8.5" 10 Bolt
Aftermarket replacement now available for 10 bolt models. The shim kit includes the correct size pinion shims for 10 bolt applications. Applications: Buick models: 1973-75 Apollo 1973-77 Century 1973-81 Electra 1985-89...