Help keep transfer case lubricant where it belongs with the Schaeffler Transfer Case Extension Housing Seal / Output Shaft Seal, part number SS2988. This rear-position seal is a replacement for a wide range of trucks and SUVs, including the 1998-2007 Chevrolet Tahoe, 1998-2007 Dodge Durango, 1998-2007 GMC Yukon, 2001-2007 Chevrolet Silverado 1500 and 2001-2007 GMC Sierra 1500. See the Buyer's Guide tab for the full vehicle list and engine details.
This part is listed under both names: transfer case extension housing seal and transfer case output shaft seal. The seal stays stationary while it seals around the rotating output shaft. It helps retain lubricant and keep dirt, dust and moisture out of the transfer case.
- Contaminant protection: Designed to keep dirt, dust and moisture away from internal components.
- OE expertise: Designed and built to stringent OEM standards for assured quality.
- Durable design: Supported by a robust quality assurance process that accounts for the precise requirements of automotive systems.
- Premium materials: Schaeffler works with its suppliers to design seals that meet Schaeffler's quality standards.
Signs this seal may need replacing: fluid seeping or dripping at the rear of the transfer case, a wet film around the output shaft, or a transfer case fluid level that keeps dropping. Confirm the source of the leak before replacing the seal. Refill the transfer case with the fluid specified in the vehicle's service information.
Interchange: 710496 · 19317 · 4132988100
This part cross-references / interchanges with the following part numbers:
710496, 19317, 4132988100
