Product Description
National front automatic transmission oil pump seal, direct replacement for GMC C1500 Suburban model years 1979 through 1984. Intended for the front position of the transmission; sold as a single piece. Manufacturer part number SX-3Q3T. Interchange references include Timken, SKF, C420, VEMO, and King 22-47.
Product Specifications
BrandNational
TypeAutomatic Transmission Oil Pump Seal
Manufacturer Part NumberSX-3Q3T 1984 1983 1982 1981 1980 1979
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C420 VEMO King 22-47
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeGMC
Compatible ModelC1500 Suburban
Compatible Year1984 1983 1982 1981 1980 1979
Core ChargeFree - No Core Charge
PositionFront
Fitment TypeDirect Replacement
Bundle Description1 pc Genuine National Automatic Transmission Oil Pump Seal
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Placement on VehicleTransmission > Gaskets Sealing Systems
Fitment TypeDirect Replacement
Core ChargeFree - No Core Charge
Bundle Description1 pc Genuine National Automatic Transmission Oil Pump Seal
Country of OriginUnited States
UPCDoes not apply
Vehicle Fitment
Always compare the part number and listed specifications with your original part before ordering.