FAG SS4627 Differential Pinion Seal - Rear or Rear Outer

Reliable Differential Pinion Seal for Driveline Systems

The FAG SS4627 differential pinion seal is engineered to provide durable sealing performance in driveline and axle applications. Designed with high-quality Viton sealing material and a metal spring auxiliary lip, this seal ensures effective protection against leaks and contamination.

• Seal Type: Metal with spring and auxiliary lip for enhanced sealing
• Sealing Material: Viton for superior chemical and temperature resistance
• Bore Diameter: 114.325 mm (4.501 inches)
• Seal Outside Diameter: 114.452 mm (4.506 inches)
• Seal Width: 17.221 mm (3 inches)

Technical Details and Construction

The FAG SS4627 differential pinion seal features a robust metal case combined with a spring-loaded auxiliary lip to maintain consistent contact with the pinion shaft. The use of Viton as the sealing material offers excellent resistance to heat, oil, and other automotive fluids, making it suitable for demanding driveline environments. With precise bore and outside diameters, this seal fits securely to prevent fluid leakage and protect internal components from dirt and debris.

Applications and Problem Solving

This differential pinion seal is compatible with various vehicle makes and models requiring a 114.325 mm bore diameter and 114.452 mm outside diameter seal. It is commonly used in automotive differentials to address issues such as:

• Preventing differential oil leaks that can lead to drivetrain damage
• Reducing contamination ingress that causes premature wear
• Maintaining proper lubrication within the differential assembly
• Minimizing noise and vibration caused by seal failure

Installation Notes and Tips

When installing the FAG SS4627 differential pinion 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. Verify correct orientation of the auxiliary lip to maintain optimal sealing performance. It is recommended to inspect the pinion shaft for wear or damage before installation.

Quality Assurance and Warranty

FAG manufactures the SS4627 differential pinion seal to meet stringent quality standards for automotive sealing components. The use of Viton material and metal spring design reflects a focus on durability and reliability. While specific warranty details are not provided, FAG products typically adhere to industry standards for performance and longevity in driveline applications.