Product Description
Replacement automatic transmission extension housing seal by National. Designed as a direct-replacement sealing component for the transmission on Mercedes‑Benz GLS63 AMG model years 2017 and 2018. Manufacturer part number SX-74X4. Interchange references include Timken, SKF, C421, VEMO, King, and 60-26.
Product Specifications
BrandNational
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-74X4 2018 2017 Automatic
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C421 VEMO King 60-26
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeMercedes-Benz
Compatible ModelGLS63 AMG
Compatible Year2018 2017
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
UPCDoes not apply
Country of OriginUnited States
Manufacturer Warranty1 Year
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
Core ChargeFree - No Core Charge
Country of OriginUnited States
UPCDoes not apply
Vehicle Fitment
| Year | Make | Model | Engine | Trim | Transmission |
|---|
| 2017 | Mercedes-Benz | GLS63 AMG | | | Automatic |
| 2018 | Mercedes-Benz | GLS63 AMG | | | Automatic |
Always compare the part number and listed specifications with your original part before ordering.