1978 Differential & Rear-End Components

Axle Shaft, OEM Replacement, 28-Spline, 31.5 in. Length, Chevy, GMC, 8.5 in., Rear, Each

Part Number: RMG-92-25184

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, Master Kit, Dana 30, 26-Spline Pinion, Kit

Part Number: MGR-R30RMK

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Pinion Bearing, 1.750 in. Inside Diameter, Each

Part Number: TMK-HM803149

Not Yet Reviewed

Estimated Ship Date: Today

Ring and Pinion Gears, 4.11:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36041

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gears, 3.73:1, 29-spline, Standard Rotation, Dana 60, Thick Gear, 4.11:1 and Down Carrier, Set

Part Number: YGA-24059

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Hub Service Kit, Premium, International, Jeep, Kit

Part Number: WRN-7300

1.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Gear, Ring and Pinion, 3.54:1 Ratio, Dana 44, Set

Part Number: MGR-D44-354

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Differential Inner Gear Kit (Dana 60 & 70 Pwr Lok Limited Slip) 35 Spline

Part Number: SDH-2021289

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gears, 3.21:1 Ratio, Chrysler 9.25 in. ZF, Set

Part Number: YGA-24012

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Spartan Differential Locker, Chrysler 8.25 in., 29-spline Axle, Chrysler, Dodge, Jeep, Plymouth, Each

Part Number: SPZ-17038

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, Master Kit, Chrysler, 9.25 in. Diameter Ring Gear, Kit

Part Number: MGR-R925RMK

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Gears, 3.54:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 70, Set

Part Number: SPZ-36087

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Gears, GM 8.5/8.6 in., 4.88:1 Ratio, 30-spline, Standard, Must Use 2.73:1 or Numerically Higher Ratio Carrier, GM 8.5/8.6 in., Set

Part Number: SVL-2023704

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Gear, Ring and Pinion, 3.42:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24145

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Ring and Pinion Installation Kit, Master Overhaul, GM 8.5 in., Rear, Kit

Part Number: YGA-14090

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Differential, Lock-Right, Locker, 26-Spline, GM, 7.625 in., Each

Part Number: PWT-1932-LR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 14, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Yukon Dura Grip positraction internals for 8.8" Ford with 28 spline axles

Part Number: YGA-16015

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Gear, Ring and Pinion, EXCel, 3.55:1 Ratio, Chrysler, 8.25/8.375 in., 10-Bolt, Set

Part Number: RMG-CR825355

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Pinion Bearing, 1.437 in. i.d., BMW, Buick, Cadillac, Chevy, GMC, Chrysler, Dodge, Mercedes-Benz, Volvo, Each

Part Number: TMK-HM89449

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Differential, Eaton Detroit Truetrac, 28-Spline, GM, 8.5 in., Truck, Front, Each

Part Number: ETN-912A557

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

• Drop Ship
• Free Shipping
• $75 Summit Bucks
• Special Order

Ring and Pinion Installation Kit, Master Kit, Chrysler, 8.25 in., Kit

Part Number: MGR-R8-25RMK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Differential Pinion Nut, Steel, Each

Part Number: MGR-379570S

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Yukon front 4340 Chromoly axle kit for '77-'91 GM, Dana 60 with 35 splines

Part Number: YGA-21396

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit

Part Number: MGR-R75GRSK

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Mini Spool, GM 7.5 in. 10-Bolt, Open Carrier, Equal Windows, 28-Spline, Each

Part Number: RMG-78-7528-1

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping