Availability
BUICK Differential & Rear-End Components
Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 29.625 in. Length, Each
Part Number: MGR-MG1010
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Carrier Bearings, Steel, GM 8.5 in., Kit
Part Number: YGA-57009
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Spider Gear Kit, Open Differential, GM 8.875 in., 30 Spline, Kit
Part Number: YGA-16043
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
USA Standard Master Overhaul kit GM 8.5 in., Rear, Kit
Part Number: SPZ-37057
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Spool, Mini, Steel, 30-spline, 10-bolt, GM 8.5 in., Each
Part Number: YGA-32233
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, 12-bolt, 30-spline, Rear, GM 8.875 in. Passenger Car, Kit
Part Number: MGR-R12CRMK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Differential Carrier Cases, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each
Part Number: YGA-20083
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, GM G-Body, 7.5 in., Each
Part Number: MSR-A102810-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Performance Mini Spool (GM 8.5 - 30 Spline)
Part Number: SDH-10015388
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12CRSK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Spider Gears, Open, Front or Rear, Internal Kit, Side Gears, Cross Pin and Bolt, GM, 8.5 in., 28 Spline, Kit
Part Number: YGA-16054
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, Master Kit, GM, 8.5 in., Kit
Part Number: MGR-R10REMK
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axle, C-Clip, Rear, 1541H Alloy Steel, 26-spline, Buick, Chevrolet, Oldsmobile, Pontiac, 7.5 in., Each
Part Number: MSR-A102602-1
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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: 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
Ring and Pinion Installation Kit, GM, 7.5 in./7.625 in., 10-Bolt, Kit
Part Number: RMG-831044M
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Ring and Pinion Gear Installation Kit, Master Overhaul, 27 Spline, GM 7.5/7.6 in., Kit
Part Number: YGA-14077
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axle Shaft, 26-Spline, 28.438 in. Length, Rear, Buick, Chevy, Oldsmobile, Each
Part Number: SPZ-35059
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12CRSKT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Mini spool for GM 12 bolt with 30 spline axles
Part Number: YGA-32227
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit
Part Number: MGR-R7-5GRBSKT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Axle Shaft, Rear, C-Clip, 1541H Alloy, 26 Spline, 28.438 in. Length, GM 7.5/7.625 in., Chevy, Each
Part Number: YGA-21288
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Mini Spool, GM 7.5 in. 10-Bolt, Open Carrier, Equal Windows, 28-Spline, Each
Part Number: RMG-78-7528-1
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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