SKF 17686 Differential Pinion Seal - Rear

Reliable Differential Pinion Seal for Nissan and INFINITI Vehicles

The SKF 17686 differential pinion seal is engineered to provide precise sealing performance for a range of Nissan and INFINITI models. Designed with a polyacrylate sealing surface, this seal ensures durability and effective protection against leaks in driveline and axle assemblies.

• Width: 0.472 inches for optimal fit
• Outside Diameter: 2.958 inches to match OEM specifications
• Shaft Diameter: 1.772 inches for accurate sealing
• Sealing Surface Type: Polyacrylate for enhanced wear resistance
• Compatible with multiple Nissan and INFINITI models including 350Z, 370Z, FX35, FX37, Pathfinder, and more

Technical Details and Material Specifications

The SKF 17686 differential pinion seal features a polyacrylate sealing surface, which offers excellent resistance to heat and wear, making it suitable for demanding driveline applications. The precise dimensions—0.472 inches in width, 2.958 inches outside diameter, and 1.772 inches shaft diameter—ensure a secure fit and reliable sealing performance. This part is designed to maintain the integrity of the differential assembly by preventing oil leaks and contamination.

Compatible Nissan and INFINITI Models

This differential pinion seal is compatible with a variety of Nissan and INFINITI vehicles, including but not limited to the Nissan 350Z, 370Z, Frontier, Pathfinder, Xterra, and Pickup, as well as INFINITI models such as EX35, EX37, FX35, FX37, FX45, G25, G35, G37, M35, M37, M45, Q45, QX50, and QX70. Using the SKF 17686 ensures proper fitment and function in these driveline systems.

Common Applications and Problem Resolution

• Prevents differential oil leaks that can cause driveline damage
• Eliminates contamination ingress into the differential assembly
• Reduces wear on the pinion shaft by maintaining proper lubrication
• Helps maintain optimal differential performance and longevity
• Addresses noise and vibration issues related to seal failure

Installation Notes and Tips

When installing the SKF 17686 differential pinion seal, ensure the shaft and housing surfaces are clean and free of debris. Use appropriate tools to avoid damaging the seal during installation. Verify the seal orientation matches OEM specifications, and apply a light coating of compatible lubricant to the sealing surface before installation. Proper installation will help maintain the seal’s effectiveness and extend service life.

Quality Assurance and Warranty Information

SKF manufactures the 17686 differential pinion seal to meet strict quality standards, ensuring consistent performance and durability. The polyacrylate sealing surface is tested for resistance to heat and wear under typical operating conditions. SKF provides a limited warranty against manufacturing defects, supporting reliability in Nissan and INFINITI driveline applications.