Product#: T4786

1955-87 GM Cars / Trucks Chrome 10-Bolt Rear End Differential Cover

This replacement rear end cover is manufactured with bright, triple chrome plating and is designed to resemble the configuration of the original cover. This high-quality rear end cover will add a unique, custom appearance to...

Product#: SU9930Z

1968-79 Various GM applications Including Chevelle, Camaro, Cutlass; Rear End/Differential; Yoke Kit

This is the bolt and strap style yoke and includes bolts and straps. This yoke replaces GM # 3879208 and uses the 1330 U joint. Fits various 68-79 GM application including Chevelle, Cutlass and Camaro models with 12 bol...

Product#: SU3806T

1965-72 Various GM Vehicles Including Chevelle, Skylark, GTO; Rear End/Differential Cover; Aluminum W27; 12 Bolt; C Clip Style

New reproduction aluminum W27 12 bolt differential cover. These covers are made in the USA. It fits various 1965-72 GM vehicles including GTO, Chevelle, Skylark, rear ends with 12 bolt pattern. Fits all hardtop and...

Product#: M12118

Moser 12 Bolt Axle Truetrac Differential, 33 Spline Pressed Bearing Axle, 1310 Yoke, HP Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12117

Moser 12 Bolt Axle Truetrac Differential, 30 Spline Pressed Bearing Axle, 1310 Yoke, HP Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12119

12 Bolt Axle Yukon Dura Grip Differential, 33 Spline Pressed Bearing Axles, 1310 Yoke, HP Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12104

Moser 12 Bolt Axle Assembly Eaton Posi Differential, 30 Spline C-Clip Axles, 1310 Yoke, HP Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12112

Moser 12 Bolt Axle Assembly Eaton Posi, 30 Spline Pressed Bearing Axle, 1350 Yoke, Chrome Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12108

Moser 12 Bolt Axle Assembly Eaton Posi, 30 Spline Pressed Bearing Axle, 1310 Yoke, Chrome Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12101

Moser 12 Bolt Axle Assembly Truetrac Differential, 30 Spline C-Clip Axles, 1310 Yoke, Chrome Cover

Moser Engineering offers the best aftermarket 12 Bolt on the market. The 12 Bolt housings are newly cast nodular iron housing units that are direct replacements for leaf-spring General Motors OE applications. The extremely...

Product#: M12125

1970-81 F-Body, 1968-76 Nova Moser 12 Bolt Housing/Axle Package 30 Spline Axles w/Pressed Bearings

If you're not looking for a complete 12 Bolt and feel like tackling your own differential setup, try this housing and axle package. Package includes: All new Moser cast nodular 12-bolt housing Heavy duty 1/2" bearing ca p...

Product#: UR822838

Yukon Dura Grip Positraction 8.2" 28 Spline 3.08 And Up Ratios

Yukon Dura Grip® Positraction unit is based on the race-proven four-spring clutch-style design that has been used by GM for years. Assembled with heavy-duty 4320 Chrome-Moly spider gears and composite clutches for reduced...

Product#: UR8753090

Yukon Dura Grip Positraction 8.5" 30 Spline 3.08-3.90 Ratios

Yukon Dura Grip® Positraction unit is based on the race-proven four-spring clutch-style design that has been used by GM for years. Assembled with heavy-duty 4320 Chrome-Moly spider gears and composite clutches for reduced...

Product#: *GM10273MKT

GM 10 Bolt 8.5" 2.73 Ring & Pinion Master Set W/Timken Bearings (1.626" Pinion Diameter, 30 Spline)

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...

Product#: *G888342MK

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...

Product#: *G888373MK

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...

Product#: 5420104

Auburn Gear 8-7/8" 12-Bolt, 4.10/Up, 30 Spline, C-Clip Axle, 4 Series HP Limited-Slip Differential

Auburn Gear's High Performance Series limited-slip differentials outperform standard OEM differentials hands down. They deliver more traction and faster engagement for controlled power transfer and lightning fast reaction to...

Product#: G882373

8.2 Ring And Pinion - 3.73 Gear Ratio

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#: 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:...