Product Description
National transmission extension housing seal designed as a direct replacement for GMC Sierra 2500 HD models from 2007 through 2018. New condition. Manufacturer part number: SX-FW56. Interchange references include Timken, SKF, C317, VEMO, King, and 81-60.
Product Specifications
BrandNational
TypeAutomatic Transmission Extension Housing Seal
Manufacturer Part NumberSX-FW56 2018 2017 2016 2015 2014 2013
Manufacturer Warranty1 Year
Interchange Part NumberTimken SKF C317 VEMO King 81-60
Placement on VehicleTransmission > Gaskets Sealing Systems
Compatible MakeGMC
Compatible ModelSierra 2500 HD
Compatible Year2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007
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
Core ChargeFree - No Core Charge
Fitment TypeDirect Replacement
Bundle Description1 pc National Extension Housing Seal
Country of OriginUnited States
UPCDoes not apply
Placement on VehicleTransmission > Gaskets Sealing Systems