National 710570 Wheel Seal - Front Inner

Overview of National 710570 Wheel Seal for Toyota Vehicles

The National 710570 wheel seal is engineered to provide reliable sealing performance for Toyota 4Runner, Sequoia, Tacoma, and Tundra models. Designed with precision dimensions and durable polyacrylate material, this oil seal helps maintain driveline integrity by preventing lubricant leaks and contamination.

• Inside diameter: 2.717 inches (69.0 mm)
• Outside diameter: 3.394 inches (86.2 mm)
• Flanged outside diameter: 3.934 inches (100 mm)
• Housing bore diameter: 3.386 inches (86 mm)
• Overall width with side lip: 0.591 inches (15 mm)
• Seal width: 0.276 inches (7 mm)
• Material: Polyacrylate for enhanced durability
• Series: 710500, Type 62 oil seal

Detailed Product Description

The National 710570 wheel seal is part of the 710500 series, designed specifically for driveline and axle sealing applications. Constructed from polyacrylate, this seal offers resistance to heat, oil, and wear, ensuring long-lasting performance in demanding automotive environments. The precise inside diameter of 2.717 inches (69 mm) fits the shaft snugly, while the outside diameter of 3.394 inches (86.2 mm) and flanged outside diameter of 3.934 inches (100 mm) ensure a secure fit within the housing bore of 3.386 inches (86 mm). The overall width with side lip of 0.591 inches (15 mm) provides additional sealing protection against contaminants.

Compatible Toyota Models and Applications

This wheel seal is compatible with several Toyota models, including the 4Runner, Sequoia, Tacoma, and Tundra. It is designed to maintain the integrity of the driveline by preventing oil leaks and keeping dirt and debris out of the axle assembly, which is critical for vehicle reliability and performance.

Common Issues Addressed by the National 710570 Wheel Seal

• Prevents oil leaks from the axle shaft
• Protects driveline components from dirt and moisture contamination
• Reduces premature wear of axle bearings and seals
• Maintains proper lubrication within the axle housing
• Helps avoid costly driveline repairs due to seal failure

Installation Notes and Tips

When installing the National 710570 wheel seal, ensure the shaft and housing bore are clean and free of debris. Use appropriate tools to press the seal evenly into the housing bore without damaging the sealing lip. Verify the seal orientation matches the original installation to maintain proper oil retention. Lubricate the seal lip lightly with clean oil before installation to reduce initial wear.

Quality Assurance and Warranty

National wheel seals are manufactured to meet strict quality standards for durability and fitment. The 710570 seal is produced using high-grade polyacrylate material to withstand automotive operating conditions. While specific warranty details may vary, National typically offers coverage against manufacturing defects to ensure customer confidence in product reliability.