1989 GMC K1500 Differential Gaskets & Seals

Differential Pinion Seal, Rear Outer, Nitrile, GM, Passenger Car, Pickup, SUV, Each

Part Number: TMK-2043

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Differential Cover Gasket, Cork, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each

Part Number: YGA-23020

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

Differential Cover Gaskets, GM Genuine Parts, Paper, GM 8.5/8.625 in., Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-15807693

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Differential Pinion Seal

Part Number: MGR-710281

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Differential Pinion Seal

Part Number: MGR-710101

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order