Product#: *GM12T373MKR

gm12B 8.875" 3.73 Ring & Pinion Master Kit - For Truck 12 Bolt Axles Only

Ring and Pinion Master Sets: Replace your worn out or broken ring and pinion gears with new components from Yukon Gear & Axle. Master sets include ring and pinion gears, pinion bearings, seal, crush sleeve and nut, carrier...

Product#: GM10SK

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...