Product Description
Replacement transfer case input shaft seal by National, manufacturer part number SX-D4SM. Designed as a direct replacement for GMC K25/K2500 pickups from 1967 through 1972. Interchange references include Timken, SKF, C706, VEMO, and King 20-54.
Product Specifications
BrandNational
TypeTransfer Case Input Shaft Seal
Manufacturer Part NumberSX-D4SM 1972 1971 1970 1969 1968 1967
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C706 VEMO King 20-54
Placement on VehicleTransfer Case > Gaskets Sealing Systems
Compatible MakeGMC
Compatible ModelK25/K2500 Pickup
Compatible Year1972 1971 1970 1969 1968 1967
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc Genuine National Transfer Case Input Shaft Seal
UPCDoes not apply
Country of OriginUnited States
Manufacturer Part NumberSX-D4SM 1972 1971 1970 1969 1968 1967
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C706 VEMO King 20-54
Fitment TypeDirect Replacement
Placement on VehicleTransfer Case > Gaskets Sealing Systems
Core ChargeFree - No Core Charge
Bundle Description1 pc Genuine National Transfer Case Input Shaft Seal
Country of OriginUnited States
UPCDoes not apply
Vehicle Fitment
Always compare the part number and listed specifications with your original part before ordering.