Availability
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Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12CRSKT
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit
Part Number: YGA-16043
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Replacement Springs, Powertrax Lock-Right, Kit
Part Number: PWT-1025350KAP
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Gear, Ring and Pinion, 3.90:1 Ratio, GM, 12-Bolt Passenger Car, Set
Part Number: MGR-G888390
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Carrier Bearing, Steel, 3.062 in. Diameter, Each
Part Number: NTL-A36
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 Crush Sleeves, Steel, GM 8.875 in. (12-bolt) Passenger Car, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Toyota, Each
Part Number: MGR-3954480
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axle, C-Clip, Rear, 1541H Alloy Steel, 28-spline, Chevy, Pontiac, 8.5 in., Each
Part Number: MSR-A102803-1
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Gear, Ring and Pinion, 3.73:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.875 in. Ring Gear, GM 8.875 in., Set
Part Number: YGA-24123
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
USA Standard Master Overhaul kit for the GM 12P differential
Part Number: SPZ-37042
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
Axle Shaft, Rear, C-Clip, 1541H Alloy, 30 Spline, 30.125 in. Length, GM 8.875 in., Chevy, Each
Part Number: YGA-21285
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Gears,USA Standard 8.2" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: SPZ-10666
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Ring and Pinion Installation Kit, GM 8.2 in., Kit
Part Number: MGR-R10CR
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
Cross Pin, GM, 12-Bolt, 8.875 in., Each
Part Number: MGR-3931175
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
Axle Shaft, 28-Spline, 30.125 in. Length, Rear, Chevy, Pontiac, Each
Part Number: SPZ-35050
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Gear, Ring and Pinion, 3.08:1 Ratio, GM 8.2 in., Set
Part Number: RNB-697-805
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, Super Kit, GM, 8.2 in., Kit
Part Number: MGR-R10CRSKT
Not Yet Reviewed
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: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Differential Pinion Bearing Kit, GM 8.875 in. Car, Timken Bearings, Chevy, GMC, Kit
Part Number: MGR-R12CRTPK
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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
Ring and Pinion Installation Kit, GM, 8.2 in., 10-Bolt, Kit
Part Number: RMG-831022M
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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