Product Description
National extension housing seal for automatic transmissions. New, direct replacement part for the Checker Marathon (model years 1975 through 1982). Sold as a single seal. Manufacturer part number: SX-CHNE 1982 1981 1980 1979 1978 1977. Interchange references include Timken, SKF, C631, VEMO, King, and 29-57.
Product Specifications
BrandNational
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-CHNE 1982 1981 1980 1979 1978 1977
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C631 VEMO King 29-57
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeChecker
Compatible ModelMarathon
Compatible Year1982 1981 1980 1979 1978 1977 1976 1975
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
UPCDoes not apply
Manufacturer Warranty1 Year
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
UPCDoes not apply
Vehicle Fitment
Always compare the part number and listed specifications with your original part before ordering.