Product Description
National Automatic Transmission Extension Housing Seal Kit, part number SX-1D6F (listed with years 1955–1959). New direct-replacement service kit for the transmission extension housing on GMC PM153 applications. Packaged as a single-piece National extension housing seal kit. Manufacturer warranty: 1 year.
Product Specifications
BrandNational
TypeAutomatic Transmission Extension Housing Seal Kit
Manufacturer Part NumberSX-1D6F 1959 1958 1957 1956 1955
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C676 VEMO King 45-21
Placement on VehicleTransmission > Service Kits
Compatible MakeGMC
Compatible ModelPM153
Compatible Year1959 1958 1957 1956 1955
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal Kit
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C676 VEMO King 45-21
Placement on VehicleTransmission > Service Kits
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal Kit
UPCDoes not apply
Country of OriginUnited States
Vehicle Fitment
Always compare the part number and listed specifications with your original part before ordering.