FAG SS2121 Manual Transmission Shift Shaft Seal

Reliable Manual Transmission Shift Shaft Seal for GM Vehicles

The FAG SS2121 manual transmission shift shaft seal is engineered to provide effective sealing and durability for select Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac, and Saturn models. Designed with precision, this seal helps maintain transmission integrity by preventing fluid leaks and contamination.

• Seal Type: Metal construction with spring and auxiliary lip for enhanced sealing
• Sealing Material: Durable nitrile compound for resistance to oil and wear
• Bore Diameter: 0.999 inches (25.375 mm) ensuring a precise fit
• Seal Outside Diameter: 1.003 inches (25.476 mm) for secure installation
• Seal Width: 0.563 inches (6.35 mm) optimized for manual transmission shafts

Technical Details and Construction

The SS2121 shift shaft seal features a metal casing combined with a spring and auxiliary lip design, which provides a reliable barrier against transmission fluid leaks. The nitrile sealing material offers excellent resistance to heat, oil, and mechanical wear, making it suitable for the demanding environment inside manual transmissions. With exact bore and outside diameters, this seal ensures a tight fit on the shift shaft, reducing the risk of premature failure.

Compatible Vehicles and Applications

This manual transmission shift shaft seal is compatible with a range of General Motors vehicles, including Buick Bonneville, Cadillac Catalina, Chevrolet Cavalier, Oldsmobile Cutlass, Pontiac Grand Prix, and Saturn SL series models. It is specifically designed to replace worn or damaged seals in manual transmissions of these vehicles, helping to maintain proper transmission function.

• Prevents transmission fluid leaks from the shift shaft area
• Reduces contamination ingress into the manual transmission
• Helps maintain smooth shifting performance
• Addresses wear-related seal degradation in older transmissions
• Supports transmission longevity by maintaining proper lubrication

Installation Notes and Tips

When installing the FAG SS2121 seal, ensure the transmission shift shaft and surrounding bore are clean and free of debris. Proper alignment during installation is critical to avoid damage to the sealing lip. Use appropriate tools to press the seal evenly into place without distortion. Verify the seal dimensions match the original equipment specifications for your specific vehicle model.

Quality Assurance and Warranty

FAG manufactures the SS2121 shift shaft seal to meet stringent quality standards, ensuring reliable performance in manual transmissions. The use of nitrile sealing material and metal spring design contributes to long service life under normal operating conditions. Warranty coverage details should be confirmed with the product documentation or supplier.