Product#: RP8888373

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:...


Product#: G885373

GM 10 Bolt 8.5" 3.73 Ring & Pinion Set

Rear End Type: 10-Bolt Ring Gear Diameter: 8.5" & 8.625" Ratio: 3.73:1 Material: 8620 Mfg #: G885373 Pinion: 30 Spline Pro/Street Motive Gear Line


Product#: G7171

Ring Gear Crush Sleeves 10 Bolt 8.5"

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 10 bolt / 8.5" ring gear. Applications: Buick models: 1973-75 Apollo...


Product#: G7172

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...


Product#: RP888456

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:...


Product#: RP888411

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:...


Product#: RP8888342

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:...


Product#: GG088100

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:...


Product#: GM12SK

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 -....