GM 12 Bolt 8.875" 3.42 Ring&Pinion Master Set
Replace your worn out or broken ring and pinion gears with new components from Motive Gear®. Master sets includes: Ring and Pinion gears Pinion Bearings Seal, Crush Sleeve and Nut Carrier Bearings Shim Kit Ring Gar Bolts...
GM 12 Bolt 8.875" 3.73 Ring & Pinion Master Set (1.625" Pinion Diameter, 30 Spline)
Replace your worn out or broken ring and pinion gears with new components from Motive Gear®. Master sets includes: Ring and Pinion gears Pinion Bearings Seal, Crush Sleeve and Nut Carrier Bearings Shim Kit Ring Gear Bolts...

GM 12 Bolt 8.875" 3.73 Ring & Pinion Master Set (1.625" Pinion Diameter, 30 Spline)
Classic $433.99 set
1965-72 GM 12 Bolt 8-7/8" 3.73 Ratio Ring and Pinion
Includes 12 bolt, 8 7/8" ring gear and pinion includes ring and pinion only (not a kit). For a complete assembly also purchase 12 bolt ring and pinion shim kit, 12 bolt bearing kit and 12 bolt installation kit. Important:...
Ring Gear Crush Sleeves 12 Bolt 8-7/8"
A crush sleeve is designed to prevent your pinion bearings from being preloaded too tightly and prevent the pinion nut from loosening up. Fits models with 12 bolt / 8-7/8" ring gear. Applications: 1964-72 Chevrolet Chevelle...
1965-72 GM 12 Bolt 8-7/8" 4.56 Ratio Ring and Pinion
Includes 12 bolt, 8 7/8" ring gear and pinion includes ring and pinion only (not a kit). For a complete assembly also purchase 12 bolt ring and pinion shim kit, 12 bolt bearing kit and 12 bolt installation kit. Important:...
1965-72 GM 12 Bolt 8-7/8" 4.10 Ratio Ring and Pinion
Includes 12 bolt, 8 7/8" ring gear and pinion includes ring and pinion only (not a kit). For a complete assembly also purchase 12 bolt ring and pinion shim kit, 12 bolt bearing kit and 12 bolt installation kit. Important:...
1965-72 GM 12 Bolt 8-7/8" 3.42 Ratio Ring and Pinion
Includes 12 bolt, 8 7/8" ring gear and pinion includes ring and pinion only (not a kit). For a complete assembly also purchase 12 bolt ring and pinion shim kit, 12 bolt bearing kit and 12 bolt installation kit. Important:...
12 Bolt Ring and Pinion Install Set
Set includes: Pinion-carrier shims Pinion nut Ring gear bolts Gear marking compound Pinion seal Crush sleeve Brush Gasket (or RTV silicone) Note: Pictured with gasket. Set may include a gasket or RTV silicone. Applications:...
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...
GM 12 Bolt Style 8.875" 4.88 Ring & Pinion Master Set - (1.625" Pinion Diameter, 30 Spline)
Replace your worn out or broken ring and pinion gears with new components from Motive Gear®. Master sets includes: Ring and Pinion gears Pinion Bearings Seal, Crush Sleeve and Nut Carrier Bearings Shim Kit Ring Gear Bolts...

GM 12 Bolt Style 8.875" 4.88 Ring & Pinion Master Set - (1.625" Pinion Diameter, 30 Spline)
Classic $346.99 set
Richmond; Ring And Pinion Install Kit; 1965-72 GM 12 Bolt; 8.875"; 4.88 Ratio
Includes 12 bolt, 8 7/8" ring gear and pinion includes ring and pinion only (not a kit). For a complete assembly also purchase 12 bolt ring and pinion shim kit, 12 bolt bearing kit and 12 bolt installation kit. Important:...

Richmond; Ring And Pinion Install Kit; 1965-72 GM 12 Bolt; 8.875"; 4.88 Ratio
Classic $309.99 ea
GM 12 Bolt 8.875" 4.56 Ring & Pinion Master Set (1.625" Pinion Diameter, 30 Spline)
Replace your worn out or broken ring and pinion gears with new components from Motive Gear®. Master kits includes: Ring and Pinion gears Pinion Bearings Seal, Crush Sleeve and Nut Carrier Bearings Shim Kit Ring Gear Bolts...

GM 12 Bolt 8.875" 4.56 Ring & Pinion Master Set (1.625" Pinion Diameter, 30 Spline)
Classic $531.99 set
Pinion Shim Set 8-7/8" 12 Bolt Car Differential
Aftermarket replacement now available for 12 bolt models. The shim kit includes the correct size pinion shims for 12 bolt applications. Set Includes 10 shims that measure 2.25" O.D. and 1.65" I.D. Shim thickness: 3 -....
GM 12 Bolt 8.875" 3.73 Ring & Pinion (1.625" Pinion Diameter, 30 Spline)
This Richmond Gear 3.73 ring & pinion set is for GM 12-bolt rear ends with 4 series carrier. NOTE: Classic Industries® recommends professional installation. All ring and pinion set are non returnable with no warrent y...

GM 12 Bolt 8.875" 3.73 Ring & Pinion (1.625" Pinion Diameter, 30 Spline)
Classic $399.99 ea