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1975-1978 GMC G25 Automatic Transmission Extension Housing Seal SX-8123

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New Timken extension housing seal (SX-8123) for 1975–1978 GMC G25 automatic transmissions. Direct replacement; interchange C184 / 57-51.

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BrandTimken
MPN / Part NumberSX-8123 1978 1977 1976 1975 Automatic
OE NumberSealed Power C184 Clevite 57-51
Part TypeAutomatic Transmission Extension Housing Seal
PositionTransmission > Gaskets Sealing Systems
TransmissionAutomatic

Product Description

Timken automatic transmission extension housing seal, MPN SX-8123. New direct-replacement seal for GMC G25 automatic transmissions from 1975 through 1978. Interchange references: Sealed Power C184 and Clevite 57-51. Made in the United States.

Product Specifications

BrandTimken
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-8123 1978 1977 1976 1975 Automatic
Manufacturer Warranty1 Year
Interchange Part NumberSealed Power C184 Clevite 57-51
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeGMC
Compatible ModelG25
Compatible Year1978 1977 1976 1975
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc Genuine Timken Automatic Transmission Extension Housing Seal
UPCDoes not apply
Country of OriginUnited States
Manufacturer Part NumberSX-8123 1978 1977 1976 1975 Automatic
Manufacturer Warranty1 Year
Interchange Part NumberSealed Power C184 Clevite 57-51
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc Genuine Timken Automatic Transmission Extension Housing Seal
UPCDoes not apply
Country of OriginUnited States

Vehicle Fitment

YearMakeModelEngineTrimTransmission
1975GMCG25Automatic
1976GMCG25Automatic
1977GMCG25Automatic
1978GMCG25Automatic

Always compare the part number and listed specifications with your original part before ordering.