1978 CHEVROLET P20 Differential & Rear-End Components

Ring and Pinion Installation Kit, GM, 8.5 in., GM, Kit

Part Number: MGR-R10R

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: MGR-MS12C

3.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Differential Pinion Bearing Kit, GM 8.875 in. Truck, Koyo Bearings, Chevy, GMC, Kit

Part Number: MGR-R12RPK

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Estimated Ship Date: Today

Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each

Part Number: RMG-78-1230-1

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Estimated Ship Date: Oct 7, 2025 if ordered today

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Pinion Bearing Kit, PK GM 8.875" TRUCK

Part Number: MGR-R12RTPK

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Estimated Ship Date: Oct 10, 2025 if ordered today

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SOLID PINION SPACER, 12 BOLT TRUCK

Part Number: MGR-4107

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Ring and Pinion Installation Kit, GM, 8.875 in., Passenger Car, Kit

Part Number: MGR-GM12IK

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12R

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 10, 2025 if ordered today

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