Availability
Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each
Part Number: MGR-MS12C
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-4900171
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.88:1 Ratio, GM, 12-Bolt Truck, 4 Series, Set
Part Number: RMG-6902981
Estimated Ship Date: Today
Estimated Ship Date: Today
Bearing Race, Pinion, 3.250 in. Diameter, Each
Part Number: TMK-M802011
Estimated Ship Date: Today
Estimated Ship Date: Today
Bearing Race, Differential Pinion, 2.687 in. Outside Diameter, Each
Part Number: TMK-M88010
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
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.875 in. Truck, Set
Part Number: MGR-GM12-342
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set
Part Number: YGA-24031
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Spool, Mini, Steel, 30-spline, 10-bolt, GM 8.5 in., Each
Part Number: YGA-32233
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit
Part Number: MGR-MGK-214
Not Yet Reviewed
Estimated Ship Date: Nov 24, 2025 if ordered today
Estimated Ship Date: Nov 24, 2025 if ordered today
Ring and Pinion Gears, 3.23:1 Ratio, GM 8.5 in., Set
Part Number: SVL-2023698
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, Aluminum, Black Powdercoated, GM, 12-Bolt 8.875 in., Truck, Kit
Part Number: SUM-730503B
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ring and Pinion Gears, 4.56:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set
Part Number: SPZ-36045
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Limited Slip, 30-spline, Steel, Dana 44, Chevy, GMC, Dodge, Ford, Isuzu, Jeep, Each
Part Number: YGA-26026
Estimated Ship Date: Dec 8, 2025 if ordered today
Estimated Ship Date: Dec 8, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Today
Ring and Pinion Gear, 4.56:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36218
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, Hardcore, Nodular Iron, Black Powdercoated, Dana 44, Each
Part Number: YGA-29101
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Rebuild Kits and Spider Gears, GM 8.875 in. (12-bolt) Car/Truck, Side Gears, Rear, Limited Slip, Eaton, Posi, 30-spline, Kit
Part Number: SVL-2023882
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Cases, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each
Part Number: YGA-20083
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 2.73:1 Ratio, GM 8.5 in., Set
Part Number: RNB-697-812
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
Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6901711
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
RING AND PINION
Part Number: MGR-MGK-211
Not Yet Reviewed
Estimated Ship Date: Nov 25, 2025 if ordered today
Estimated Ship Date: Nov 25, 2025 if ordered today
Differential Carrier Bearings, Steel, GM 8.5 in., Kit
Part Number: YGA-57009
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
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