National 225875 Wheel Seal

Overview of National 225875 Wheel Seal

The National 225875 wheel seal is engineered to provide reliable sealing performance for driveline and axle applications. Designed with durable nitrile material, this oil seal is compatible with various vehicle models including Toyota Tacoma, Nissan Juke, and Lexus GX460.

• Inside diameter: 2.283 inches (58.000 mm)
• Outside diameter: 2.964 inches (75.280 mm)
• Thickness/width: 0.354 inches (9.000 mm)
• Sealing material: Nitrile for resistance to oil and wear
• Housing bore size: 2.953 inches (75.000 mm)
• Part type: Wheel seal, part number 225875

Technical Details and Specifications

This National wheel seal (part number 225875) is constructed from nitrile, a synthetic rubber known for its excellent resistance to petroleum-based oils and high temperatures. The seal features a 2.283-inch inside diameter and a 2.964-inch outside diameter, making it suitable for shafts and housings with corresponding dimensions. With a thickness of 0.354 inches, it ensures a tight fit to prevent oil leakage and contamination in the driveline system. The seal is part of the 220000 series and classified as type 32, designed specifically for wheel sealing applications.

Compatible Vehicles and Applications

This wheel seal is compatible with a range of vehicles, including but not limited to:

• Acura Legend
• Dodge Power Ram 50 and Ram 50
• Lexus GX460 and GX470
• Mitsubishi Montero and Montero Sport
• Nissan Juke
• Toyota 4Runner, FJ Cruiser, and Tacoma

Common Issues Addressed by National 225875 Wheel Seal

• Prevents oil leaks from wheel hubs and axle assemblies
• Protects driveline components from dirt and debris contamination
• Reduces premature wear of axle shafts and bearings
• Maintains proper lubrication within the axle housing
• Helps avoid costly repairs due to seal failure

Installation Notes and Tips

When installing the National 225875 wheel seal, ensure the housing bore and shaft dimensions match the seal specifications for optimal fit. Clean the sealing surfaces thoroughly before installation to prevent damage or leaks. Use appropriate tools to press the seal evenly into the housing bore without distortion. Avoid over-tightening or misalignment to maintain seal integrity and longevity.

Quality Assurance and Warranty

National wheel seals are manufactured to meet industry standards for durability and performance. The nitrile material provides reliable resistance to oil and temperature variations commonly encountered in automotive driveline systems. While specific warranty details may vary, National products typically come with a limited warranty against manufacturing defects, ensuring confidence in the part number 225875 for your vehicle maintenance needs.