National 225673 Wheel Seal - Front Inner

Overview of National 225673 Wheel Seal for Toyota Vehicles

The National 225673 wheel seal is designed specifically for Toyota Corolla, Paseo, and Tercel models. Engineered to provide reliable sealing performance, this oil seal helps maintain driveline integrity by preventing lubricant leaks and contamination.

• Inside diameter: 2.205 inches (56.000 mm)
• Outside diameter: 2.879 inches (73.126 mm)
• Flanged outside diameter: 3.080 inches (78.232 mm)
• Overall width with side lip: 0.582 inches (14.783 mm)
• Material: durable nitrile rubber with Redicoat coating
• Housing bore diameter: 2.874 inches (73.000 mm)
• Part type: 76 series oil seal

Technical Details and Material Specifications

This wheel seal from National is constructed from nitrile, a synthetic rubber known for its resistance to oil, heat, and wear. The Redicoat treatment enhances corrosion resistance, extending the seal's service life. With a precise inside diameter of 2.205 inches and an outside diameter of 2.879 inches, the seal fits securely within the housing bore of 2.874 inches, ensuring a tight seal around the shaft. The 0.582-inch overall width with side lip provides additional protection against contaminants.

Compatible Toyota Models and Applications

The National 225673 wheel seal is compatible with Toyota Corolla, Paseo, and Tercel vehicles. It is designed to replace worn or damaged seals in the driveline and axle assemblies, helping to maintain proper lubrication and prevent dirt ingress. This part number 225673 is suitable for mechanics and technicians servicing these specific Toyota models.

• Prevents oil leaks in wheel hubs and axle assemblies
• Protects driveline components from dirt and moisture
• Reduces wear on bearings and shafts
• Maintains proper lubrication for extended component life
• Helps avoid costly driveline repairs due to seal failure

Installation Notes and Tips

When installing the National 225673 wheel seal, ensure the housing bore and shaft are clean and free of debris. Use appropriate tools to press the seal evenly into place without damaging the sealing lip. Verify the seal orientation matches the original part, with the flanged side facing outward. Lubricate the sealing lip lightly with clean oil before installation to reduce initial wear.

Quality Assurance and Warranty Information

National wheel seals are manufactured to meet industry standards for durability and performance. The 225673 part number undergoes rigorous quality control to ensure dimensional accuracy and material integrity. This product includes a limited warranty against manufacturing defects, providing confidence in its reliability for Toyota Corolla, Paseo, and Tercel driveline applications.