FAG SS2685 Wheel Seal - Rear

Overview of FAG SS2685 Wheel Seal

The FAG SS2685 wheel seal is engineered for reliable driveline protection in select GM and related vehicles. Designed with a metal spring auxiliary lip and nitrile sealing material, this wheel seal ensures effective sealing performance for various Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, and Saab models.

• Seal Type: Metal with spring and auxiliary lip for enhanced sealing
• Sealing Material: Durable nitrile compound resistant to wear and contaminants
• Bore Diameter: Approximately 2.841 inches (72.161 mm)
• Seal Outside Diameter: Approximately 2.849 inches (72.365 mm)
• Seal Width: 1.618 inches (12.7 mm)

Technical Details and Specifications

The FAG SS2685 wheel seal features a metal spring auxiliary lip design that maintains consistent pressure against the shaft, preventing lubricant leakage and ingress of dirt or moisture. The nitrile sealing material offers resistance to oils, greases, and temperature variations commonly encountered in driveline applications. With precise bore and outside diameters, this seal fits securely within the axle housing, ensuring a tight and durable fit. The seal width of 1.618 inches (12.7 mm) provides adequate surface area for effective sealing without compromising installation space.

Compatible Vehicles and Applications

This wheel seal is compatible with a range of vehicles including Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, and Saab models. Specifically, it fits models such as the Chevrolet Silverado 1500, GMC Sierra 1500, Cadillac Escalade, Hummer H3, Isuzu i-280, Saab 9-7x, and others within these brands. The part number SS2685 is designed to meet the sealing requirements of these driveline and axle systems, making it suitable for maintenance or repair of wheel hubs and axle assemblies.

Common Issues Addressed by FAG SS2685 Wheel Seal

• Prevents axle lubricant leaks that can cause driveline damage
• Blocks dirt, water, and debris from entering the wheel hub assembly
• Reduces premature wear of axle bearings and related components
• Maintains proper sealing under varying temperature and load conditions
• Helps avoid costly repairs due to seal failure or contamination

Installation Notes and Tips

When installing the FAG SS2685 wheel seal, ensure the sealing surface and bore are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip or spring. Verify the correct orientation of the seal, with the auxiliary lip facing the lubricant side. Lubricate the seal lip lightly with compatible grease before installation to reduce initial wear. Follow vehicle-specific service manual instructions for torque specifications and assembly procedures.

Quality Assurance and Warranty

FAG manufactures the SS2685 wheel seal to meet industry standards for durability and performance in driveline applications. The use of nitrile sealing material and metal spring auxiliary lip design ensures long service life under normal operating conditions. While specific warranty details may vary, FAG products typically come with manufacturer-backed quality assurance to support reliability in automotive repair and maintenance.