Availability
Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12CRSK
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM, 12-Bolt Car, Kit
Part Number: MGR-R12CR
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885430
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L
Part Number: MGR-GM12BI
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: MGR-GM10-430
Estimated Ship Date: Today
Estimated Ship Date: Today
Yokes, GM 3RL/S44/Mechanics 3/American Axle 1344, 30-spline Inner, Cast Steel, for GM 8.5 in. or GM 9.5 in. Axle As the Pinion Yoke, Strap Style, Each
Part Number: MGR-MG3R-8500
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set
Part Number: MGR-GM10-456
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885342
Estimated Ship Date: Today
Estimated Ship Date: Today
Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each
Part Number: MGR-MS12C
Estimated Ship Date: Today
Estimated Ship Date: Today
U-Bolts, Steel, Natural, AMC, Buick, Cadillac, Checker, Chevrolet, Dodge, Ford, GMC, Lincoln, Mercury, Plymouth, Pair
Part Number: MGR-MGUB1310
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Shims, Carrier, Steel, GM, 8.5 in., 8.625 in., Kit
Part Number: MGR-GM10MSK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion-GM 8.5/8.625
Part Number: MGR-GM10-373A
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Gear, Ring and Pinion, 3.55:1 Ratio, GM, 12-Bolt Passenger Car, Set
Part Number: MGR-G888355
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885373
Estimated Ship Date: Today
Estimated Ship Date: Today
Mini Spool, Steel, 28-Spline, GM 8.5 in., Each
Part Number: MGR-MS10-28
Estimated Ship Date: Today
Estimated Ship Date: Today
Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each
Part Number: MGR-FS10-28
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Crush Sleeve, Steel, GM 8.25 in. IFS, GM 8.5 in., Each
Part Number: MGR-1234726
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Today
Estimated Ship Date: Today
Differential Shims, Pinion Shim Type, Steel, Set
Part Number: MGR-1100
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit
Part Number: MGR-R10RPK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.88:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885488
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885456
Estimated Ship Date: Today
Estimated Ship Date: Today
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