PONTIAC GRAND PRIX Differential & Rear-End Components

Ring and Pinion Installation Kit, GM, 12-Bolt Passenger Car, 8.875 in. Open, Kit

Part Number: MGR-GM12IKC

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Ring and Pinion Kit

Part Number: RMG-XL-1016-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Axle Shaft

Part Number: MGR-22506477

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Installation Kit, GM, 12-Bolt, 8.875 in. Diameter Ring Gear, 30-Spline Pinion, Kit

Part Number: RMG-831019B

1.5 out of 5 stars ( 2 )

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RTPK

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring Gear Spacer, GM 7.5 in. Ring Gear, Hardware Included, Each

Part Number: MGR-075050

4.06 out of 5 stars ( 17 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring Gear Spacer, 0.200 in. Thick, 10-bolt, GM 8.5 in., Each

Part Number: MGR-085050

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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SOLID SPACER & SHIM KIT GM12 BOLT CAR

Part Number: MGR-4101

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Ring and Pinion Kit

Part Number: RMG-XL-1019-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Cross Pin Shaft, Notched, Steel, Rear, GM 7.5 in., GM 7.6 in., Each

Part Number: YGA-33435

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Pinion Bearing Kit, PBK GM 8.875" CAR

Part Number: MGR-R12CRPK

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Spool Bearing Kit; Fits GM 8.5 in. 10 Bolt; Incl. Bearings/Bearing Races

Part Number: RMG-29-0013-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 24, 2025 if ordered today

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COUPLER

Part Number: PWT-1932504CCN

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Crosspin, Replacement, Steel, Spartan, GM 8.5 in., Each

Part Number: SPZ-17024

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Cross Shaft, Differential, Steel, GM 8.5 in., with Mini-Spool, Each

Part Number: YGA-32238

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Differential Cover, 10-bolt, Steel, Natural, GM 7.5 in., GM 7.625 in., Each

Part Number: YGA-32331

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Estimated Ship Date: Dec 5, 2025 if ordered today

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8.5" GM PINION KIT, KOYO BRGS

Part Number: SPZ-60012

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Estimated Ship Date: Nov 20, 2025 if ordered today

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SPACER

Part Number: PWT-1920604SAJ

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-XL-1040-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 7.5 in., GM 7.625 in., Kit

Part Number: YGA-12050

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Minimum Install, 27-spline, Standard Rotation, Rear, GM 8.2 in., BOP Axle, Kit

Part Number: YGA-12054

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Ring and Pinion Bearing Kit

Part Number: MGR-GM85PIK

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Estimated Ship Date: Nov 24, 2025 if ordered today

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SPACER

Part Number: PWT-6241066SEG

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Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RE

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Estimated Ship Date: Nov 24, 2025 if ordered today

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