FAG SS5474 Engine Crankshaft Seal - Rear

Rear Seal for Heavy-Duty GM Applications

FAG SS5474 is a metal engine crankshaft seal built with a Teflon sealing material for demanding rear-position applications. It is engineered to match vehicle-specific dimensions and help maintain a clean sealing surface where precision matters.

Fits 2001-2006 Chevrolet Silverado 2500 HD, rear; Fits 2001-2006 Chevrolet Silverado 3500, rear; Fits 2001-2006 GMC Sierra 2500 HD, rear; Fits 2001-2006 GMC Sierra 3500, rear; Fits 2002-2006 Chevrolet Avalanche 2500, rear; Fits 2001-2006 Chevrolet Suburban 2500, rear; Fits 2001-2006 GMC Yukon XL 2500, rear; Fits 2001-2002 Chevrolet Express 3500, rear; Fits 2001-2002 GMC Savana 3500, rear; Fits 2007 Chevrolet Silverado 2500 HD Classic, rear; Fits 2007 Chevrolet Silverado 3500 Classic, rear; Fits 2007 GMC Sierra 2500 HD Classic, rear; Fits 2007 GMC Sierra 3500 Classic, rear.

• Brand: FAG
• Part number: SS5474
• Seal type: Metal
• Sealing material: Teflon
• Bore diameter: 129.997 mm / 5.118 in
• Seal outside diameter: 130.251 mm / 5.128 in
• Seal width: 13.005 mm / 4.331 in
• Cross-reference part numbers: 43382, 710552

Detailed Product Overview

FAG SS5474 is specified for rear sealing applications on select Chevrolet and GMC heavy-duty vehicles, including Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, Sierra 3500, Avalanche 2500, Suburban 2500, Yukon XL 2500, Express 3500, and Savana 3500. The seal uses a metal construction with Teflon sealing material and is sized to the listed bore, outside diameter, and width dimensions for application-specific fitment. If you are sourcing a rear crankshaft seal for a 2001-2006 Chevrolet Silverado 2500 HD or a 2007 GMC Sierra 3500 Classic, SS5474 is the referenced part number to verify against the vehicle catalog.

Common Problems This Seal Addresses

• Rear seal leakage at the crankshaft area
• Contamination from dirt, dust, and moisture at the sealing point
• Grease or fluid loss from a worn sealing surface
• Noise or drivability concerns tied to seal deterioration
• Service issues caused by incorrect seal dimensions

Installation Notes

Confirm the rear position, engine application, and seal dimensions before installation. Inspect the crankshaft sealing surface for wear, scoring, or contamination, and clean the housing thoroughly so the new seal seats evenly. Verify the part number SS5474 against the vehicle catalog before assembly, especially on 2001-2006 Chevrolet Silverado 3500 and 2001-2006 GMC Sierra 2500 HD applications.

Quality Assurance

FAG designs seals to meet vehicle manufacturer specifications and works with suppliers to maintain its quality standards. The seal is built to protect wheel-end and sealing components from contamination and fluid loss over the service life of the bearing or seal assembly.