FAG SS4457 Differential Pinion Seal - Rear

Reliable Differential Pinion Seal for Nissan and Infiniti Vehicles

The FAG SS4457 differential pinion seal is engineered to provide effective sealing performance for driveline systems. Designed specifically for select Nissan and Infiniti models, this seal helps maintain optimal differential function by preventing fluid leaks and contamination.

• Seal Type: Rubber with spring and auxiliary lip for enhanced sealing
• Sealing Material: Durable polyacrylate for resistance to wear and fluid breakdown
• Bore Diameter: 75.006 mm (2.953 inches) ensuring precise fit
• Seal Outside Diameter: 75.133 mm (2.958 inches) for secure installation
• Seal Width: 11.989 mm (1.772 inches) providing reliable sealing surface

Technical Details and Specifications

The FAG SS4457 differential pinion seal features a rubber construction combined with a spring and auxiliary lip design to maintain a tight seal around the pinion shaft. The polyacrylate sealing material offers excellent resistance to heat, oil, and other automotive fluids, extending the service life of the seal. With a bore diameter of approximately 75 mm and an outside diameter just over 75 mm, this seal fits precisely within the differential housing to prevent leaks. The width of nearly 12 mm ensures a robust sealing surface that withstands the rigors of driveline operation.

Compatible Nissan and Infiniti Models

This differential pinion seal is compatible with the following vehicles:

• Nissan Frontier
• Infiniti M35
• Infiniti M45
• Infiniti Q45

When searching for a differential pinion seal for these models, referencing the part number SS4457 ensures correct fitment and performance.

Common Applications and Problem Resolution

• Prevents differential oil leaks that can cause driveline damage
• Maintains proper lubrication within the differential assembly
• Reduces contamination ingress that leads to premature wear
• Helps avoid costly repairs related to seal failure
• Supports smooth and quiet differential operation

Installation Notes and Tips

Proper installation of the FAG SS4457 seal requires careful alignment to avoid damage to the sealing lip. Use appropriate tools to press the seal evenly into the differential housing bore. Ensure the mating surfaces are clean and free of debris before installation. Avoid excessive force or hammering directly on the seal to maintain its integrity.

Quality Assurance and Warranty

FAG manufactures the SS4457 differential pinion seal to meet stringent quality standards for durability and performance. The use of polyacrylate sealing material and a reinforced rubber design contributes to long service life. While specific warranty details are not provided, FAG products typically adhere to industry standards for automotive replacement parts.