Availability
1978 Differential & Rear-End Components
Ring and Pinion Installation Kit, Ford 8.8 in., Rear, Kit
Part Number: SPZ-37030
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, Cut-To-Fit, Bolt-in, 28-spline Inner, 1541H Alloy Steel, Rear, Ford 8 in., Ford, Mercury, Each
Part Number: YGA-21188
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, EXCel, 3.80:1 Ratio, Ford, 8 in., 10-Bolt, Set
Part Number: RMG-F8380
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Front and Rear, Dana 44, Eaton, 10-Bolt, Kit
Part Number: ETN-K-D44-FR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Ford, 9 in., 28-Spline, Open, Kit
Part Number: MGR-F9IKN
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Parts Kit; Open Differential; Includes 28-Spline Side And Pinion Gears/Washers/Pinion Shaft /Bolt
Part Number: MGR-GM10-BI
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 10-bolt, Nodular Iron, Black Powdercoated, Dana 50, Dana 60, Each
Part Number: ARB-0750001B
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Ring and Pinion Gears, 4.56:1, 29-spline, Reverse Rotation, Dana 60, Thick Gear, 4.11:1 and Down Carrier, Set
Part Number: YGA-24066
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Pinion Bearing, 1.375 in. Inside Diameter, Each
Part Number: TMK-HM88649
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, Cut-To-Fit, Rear, 30-spline, 38.200 in./42.200 in., GM 10.5 in. (14-bolt), GM 11.5 in.
Part Number: YGA-21641
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt, Truck, Set
Part Number: MGR-GM12-373X
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Locking Hubs, Manual, 27-spline, 6 Bolts, Chrome Steel Housing, Black Plastic Dial, Jeep, Set
Part Number: CWA-400502
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Cases, Dana 44, 30 Spline, 3.73 and Down Ratio, Each
Part Number: YGA-20027
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in., Set
Part Number: MGR-GM75-373
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Rear, Chevrolet, GMC, Set
Part Number: SPZ-36182
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Motive Gear Ring and Pinion Sets GM10.5-373 GM 10.5 in. (14-bolt) 3.73 Gears
Estimated Ship Date: Today
Pinion Bearing, Tapered Cone, 1.875 in. I.D., Cadillac, Chevrolet, GMC, Dodge, Oldsmobile, Pontiac, Each
Part Number: TMK-HM804846
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Kit
Part Number: RMG-GM75308
Not Yet Reviewed
Estimated Ship Date: Apr 15, 2026 if ordered today
Estimated Ship Date: Apr 15, 2026 if ordered today
Pinion Bearing Spacer, Crush Sleeve Eliminator, Steel, GM 8.875 in. Truck, Each
Part Number: YGA-55046
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Bearings and Shims, Chevy, Kit
Part Number: RMG-8310241
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32332
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.90:1 Ratio, Chevy, Set
Part Number: RMG-4900311
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Bearings and Shims, Dana 44, Kit
Part Number: RMG-8310331
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gear Installation Kit, Differential Rebuild Master, GM 7.5/7.6 in., Kit
Part Number: NTN-NBRA320MK
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Thick, Set
Part Number: YGA-24034
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion, RP TOYOTA LANDCRUISER 4.11
Part Number: RMG-TL95411
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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