1999-2003 Dodge Ram 3500 Van Rear Wheel Seal - National SX-W36R
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1975-1978 GMC K25 Suburban Automatic Transmission Extension Housing Seal SX-8437
$23.21
In stock
✓ Free Shipping
Two-piece Timken extension housing seal kit (SX-8437) for 1975–1978 GMC K25 Suburban automatic transmissions. Direct replacement; interchange Sealed Power C253 and Clevite 82-56.
Price shown is the online purchase price. Free shipping · 30-day return policy
BrandTimken
MPN / Part NumberSX-8437 1978 1977 1976 1975 Automatic
OE NumberSealed Power C253 Clevite 82-56
Part TypeAutomatic Transmission Extension Housing Seal
PositionExtension housing
TransmissionAutomatic
Product Description
Timken two-piece extension housing seal kit, manufactured as MPN SX-8437. Designed as a direct replacement for the extension housing seal on automatic transmissions used in GMC K25 Suburban models from 1975 through 1978. Interchanges with Sealed Power C253 and Clevite 82-56.
Product Specifications
BrandTimken
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-8437 1978 1977 1976 1975 Automatic
Manufacturer Warranty1 Year
Interchange Part NumberSealed Power C253 Clevite 82-56
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeGMC
Compatible ModelK25 Suburban
Compatible Year1978 1977 1976 1975
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description2 pc Timken Extension Housing Seal Kit
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Fitment TypeDirect Replacement
Bundle Description2 pc Timken Extension Housing Seal Kit
Core ChargeFree - No Core Charge
Country of OriginUnited States
Manufacturer Part NumberSX-8437
Interchange Part NumberSealed Power C253; Clevite 82-56
Vehicle Fitment
| Year | Make | Model | Engine | Trim | Transmission |
|---|---|---|---|---|---|
| 1975 | GMC | K25 Suburban | Automatic | ||
| 1976 | GMC | K25 Suburban | Automatic | ||
| 1977 | GMC | K25 Suburban | Automatic | ||
| 1978 | GMC | K25 Suburban | Automatic |
Always compare the part number and listed specifications with your original part before ordering.
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