FAG SS4498 Transfer Case Input Shaft Seal

Transfer Case Input Shaft Seal for GM SUVs

FAG SS4498 is a transfer case input shaft seal built for vehicles that need reliable sealing at the transfer case interface. It uses a nitrile sealing material with a metal and spring seal design to help maintain a tight seal around the shaft and housing.

Compatible with applications such as the 2005-2009 Chevrolet Equinox, 2002-2009 Chevrolet Trailblazer, and 2002-2009 GMC Envoy, this seal is sized for the specified bore and outside diameter requirements. FAG SS4498 is also listed for the Buick Rainier, Saab 9-7x, Isuzu Ascender, Trailblazer EXT, Envoy XL, Envoy XUV, and Oldsmobile Bravada.

Key Features

• Part number: SS4498
• Transfer case input shaft seal for sealing the shaft-to-housing interface
• Seal type: metal with spring
• Sealing material: nitrile
• Bore diameter: 2.693 in / 68.402 mm
• Seal outside diameter: 2.698 in / 68.529 mm
• Seal width: 1.938 in / 49.225 mm
• Cross-reference: Gates 19372

Detailed Description

FAG SS4498 is engineered for transfer case sealing applications where dimensional accuracy and material selection matter. The nitrile sealing element is paired with a metal and spring construction to help maintain contact at the shaft surface, while the listed dimensions support proper fitment in the intended transfer case bore. This part number is also referenced as Schaeffler global number 413 4498 100 in several vehicle listings.

This seal is a direct-fit style option for GM and related SUV platforms, including Chevrolet Trailblazer and GMC Envoy applications, as well as Chevrolet Equinox and Buick Rainier models. If you are searching for a transfer case input shaft seal for a 2002-2009 Chevrolet Trailblazer or a 2002-2009 GMC Envoy, SS4498 is the cataloged FAG part number to verify against your vehicle and transfer case specifications.

Common Problems This Seal May Address

• Transfer case fluid seepage at the input shaft area
• Contamination entry from dirt, dust, or moisture
• Loss of lubricant at the shaft seal surface
• Wear-related sealing issues at the transfer case housing
• Noise or drivability concerns linked to low transfer case fluid level

Installation Notes and Tips

Confirm the transfer case application, shaft dimensions, and seal measurements before installation. Inspect the shaft surface and housing bore for scoring, corrosion, or debris that could affect sealing performance. Clean the sealing area thoroughly and verify the seal is seated squarely during installation to avoid distortion of the metal and spring seal design.

For fitment verification, compare the vehicle listing and transfer case specifications against your original seal. This part is listed for 2005-2009 Chevrolet Equinox, 2002-2009 Chevrolet Trailblazer, 2002-2009 GMC Envoy, 2005-2009 Saab 9-7x, 2004-2007 Buick Rainier, 2003-2007 Isuzu Ascender, 2002-2006 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy XL, 2004-2005 GMC Envoy XUV, and 2002-2004 Oldsmobile Bravada.

Quality Assurance

FAG states that its seals are built from high-quality materials and developed to meet vehicle manufacturer specifications. The brand also notes that its sealing products are designed to protect critical components from contamination and help retain lubricant over the service life of the bearing or sealed assembly.