Product Description
New National extension housing seal designed for automatic transmissions. Manufacturer part number SX-7Z56. Direct-replacement part listed as compatible with 1988–1990 Chevrolet C2500. Interchange references include Timken, SKF, C748, VEMO, and King 32-28.
Product Specifications
BrandNational
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-7Z56 1990 1989 1988 Automatic
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C748 VEMO King 32-28
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeChevrolet
Compatible ModelC2500
Compatible Year1990 1989 1988
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Interchange/EquivalentTimken; SKF; C748; VEMO; King 32-28
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
Core ChargeFree - No Core Charge
Country of OriginUnited States
UPCDoes not apply
Vehicle Fitment
Always compare the part number and listed specifications with your original part before ordering.