National 710564 Wheel Seal - Rear or Rear Inner

National 710564 Wheel Seal Overview

The National 710564 wheel seal is engineered for reliable driveline protection in Dodge Ram 1500, 2500, and 3500 models. Designed with a bi-directional lip and fluoro-elastomer material, this oil seal ensures effective sealing and durability under demanding conditions.

• Inside diameter: 2.854 inches (72.5 mm)
• Outside diameter: 3.888 inches (98.75 mm)
• Flanged outside diameter: 4.173 inches (106 mm)
• Overall width with side lip: 0.591 inches (15 mm)
• Width: 0.433 inches (11 mm)
• Bi-directional lip design for enhanced sealing
• Constructed from fluoro-elastomer for chemical and temperature resistance
• Compatible housing bore: 3.878 inches (98.5 mm)

Detailed Product Description

The National 710564 wheel seal is part of the 710500 series, specifically designed to maintain axle integrity by preventing oil leaks and contamination ingress. Its fluoro-elastomer construction offers resistance to heat, oil, and other automotive fluids, making it suitable for heavy-duty applications in Dodge Ram 1500, 2500, and 3500 trucks. The bi-directional lip design provides a secure seal around the shaft, accommodating rotational forces in both directions. With precise dimensions including a 2.854-inch inside diameter and a 3.888-inch outside diameter, this seal fits tightly within the axle housing bore of 3.878 inches, ensuring optimal performance and longevity.

Applications and Problem Solving

• Prevents axle oil leaks in Dodge Ram 1500, 2500, and 3500 models
• Protects driveline components from dirt and debris contamination
• Reduces wear on axle shafts by maintaining proper lubrication
• Helps avoid costly repairs related to seal failure and fluid loss
• Maintains driveline efficiency under heavy load and off-road conditions

Installation Notes and Tips

• Ensure the axle shaft and housing bore are clean and free of debris before installation
• Use appropriate tools to press the seal evenly into the housing bore without distortion
• Verify the seal’s orientation matches the bi-directional lip design for proper sealing
• Inspect the shaft for wear or damage prior to installation to prevent premature seal failure
• Apply a light coat of compatible lubricant on the seal lip to ease installation and reduce initial wear

Quality Assurance and Warranty

National wheel seals are manufactured to meet strict industry standards for durability and performance. The 710564 seal undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects, providing confidence in the product’s reliability for Dodge Ram 1500, 2500, and 3500 applications.