SKF 18928A Differential Pinion Seal - Front

Reliable Differential Pinion Seal for Nissan and INFINITI Vehicles

The SKF 18928A differential pinion seal is engineered to provide a precise fit and dependable sealing performance for select Nissan and INFINITI models. Designed with a 1.87-inch shaft diameter and a 0.531-inch width, this seal helps maintain drivetrain integrity by preventing fluid leaks and contamination.

• Seal Type: HMSA93 for effective sealing under various operating conditions
• Shaft Diameter: 1.87 inches, ensuring compatibility with specified driveline components
• Width: 0.531 inches for a secure and tight fit
• Compatible with Nissan Armada, Pathfinder, Pathfinder Armada, TITAN, and INFINITI QX56
• Part Number: 18928A for accurate identification and replacement

Technical Overview of the SKF 18928A Differential Pinion Seal

This differential pinion seal from SKF is designed to fit the driveline and axle systems of Nissan and INFINITI vehicles, including the Armada, Pathfinder, Pathfinder Armada, TITAN, and QX56 models. The HMSA93 seal type is known for its durability and resistance to wear, making it suitable for maintaining the integrity of the differential pinion shaft. With a shaft diameter of 1.87 inches and a width of 0.531 inches, the seal ensures a precise fit that minimizes the risk of leaks and contamination, which can lead to drivetrain damage.

Applications and Problem Solving

• Prevents differential fluid leaks that can cause lubrication failure
• Protects the differential pinion shaft from dirt and debris intrusion
• Maintains proper sealing to avoid premature wear of driveline components
• Helps reduce the risk of costly differential repairs due to seal failure
• Ensures consistent performance in Nissan Armada, Pathfinder, TITAN, and INFINITI QX56 differentials

Installation Notes and Tips

When installing the SKF 18928A differential pinion seal, ensure the shaft diameter matches the 1.87-inch specification for proper fitment. Clean the sealing surface thoroughly to remove any debris or old sealant. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal width of 0.531 inches to confirm compatibility with the differential housing. Proper installation will help maintain the seal’s effectiveness and extend the service life of the differential components.

Quality Assurance and Warranty

SKF manufactures the 18928A differential pinion seal to meet stringent quality standards, ensuring reliable performance in demanding automotive applications. While specific warranty details are not provided, SKF products typically undergo rigorous testing to comply with OEM specifications, offering confidence in durability and fitment for Nissan and INFINITI driveline systems.