Availability
Differential Carrier, Positraction, Nodular Iron, GM 8.75 in., 33 Spline, 3.08 to 3.90 Ratio, Each
Part Number: SUM-730948
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axle Shafts, Direct Fit, 1541H Manganese, 28-Spline, 30.430 in. Length, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit
Part Number: MGR-MG22102
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Shims, Pinion Shim Type, Steel, Set
Part Number: MGR-1100
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Carrier, Dura Grip Positraction, Clutch-type, 30-spline, Rear, GM 8.875 in. (12-bolt) Passenger Car, Each
Part Number: YGA-26013
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Ring and Pinion; GM 12 Bolt 8.875 - 3.90 Ratio
Part Number: SVL-2023893
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 30.125 in. Length, Each
Part Number: MGR-MG1015
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Side Bearing Spacer; Solid Differential Spacer; Fits GM 12 Bolt Car
Part Number: RMG-04-0012-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.2 in., Set
Part Number: MGR-G882390
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set
Part Number: YGA-16041
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Tomorrow
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Passenger Car, Set
Part Number: SPZ-36167
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.5 in., Side Gears, 28-spline, 10-bolt, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit
Part Number: SPZ-39026
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring & Pinion Gear Set GM 10 Bolt 8.5" / 3.90 Ratio
Part Number: SVL-2020954
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gear Installation Assembly, Super Bearing Set - Timken, Rear, 2.25 in. O.D. Axle Bearing, GM, 8.5 in., 10-Bolt, Kit
Part Number: MGR-R10RSKT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, GM, 12-Bolt, 8.875 in. Diameter Ring Gear, 30-Spline Pinion, Kit
Part Number: RMG-831019B
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Pinion Bearing, Rear, 1.875 in. i.d., Buick, Cadillac, Chevy, Chrysler, Dodge, Plymouth, Mitsubishi, Each
Part Number: TMK-M804049
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with 30spl POSI & AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12613
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each
Part Number: MGR-FS10-28
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Thrust Washer, Positraction Differential, GM 8.875 in. Passenger Car, Truck, Each
Part Number: YGA-33382
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Car, 3 Series, Set
Part Number: RMG-6903061
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Crush Sleeve, Steel, GM 8.2 in., GM 8.2 in., BOP Axle, Each
Part Number: YGA-33103
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Cross Shaft, Steel, 0.795 in. Diameter, Each
Part Number: YGA-33401
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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