National Differential Pinion Seal for 1977-1991 Chevrolet/GMC V1500 Suburban/V2500 Suburban/Blazer/K10/K10 Suburban
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Mahle Differential Carrier Gasket (part number P27990) - a direct-fit replacement for the vehicles in the compatibility list below.
Fits 1977-1989 Chevrolet/GMC models including K1500, K2500, V1500 Suburban, V2500 Suburban, Blazer, K10, K10 Suburban, K20 and more.
Interchange / cross-reference: Fel-Pro RDS 55075