National RW-131-R Wheel Bearing - Rear or Rear Inner

National RW-131-R Wheel Bearing Overview

The National RW-131-R is a cylindrical wheel bearing assembly designed for reliable driveline performance. Engineered to meet precise specifications, this wheel bearing is compatible with select Honda, Isuzu, and Volvo models, ensuring proper fit and function.

• Bore diameter: 1.5625 inches (39.688 mm)
• Outside diameter: 2.875 inches (73.025 mm)
• Width: 0.7283 inches (18.5 mm)
• Part type: Cylindrical bearing assembly
• Part number: RW-131-R

Technical Specifications and Compatibility

The RW-131-R wheel bearing features a bore size of 1.5625 inches (39.688 mm) and an outside diameter of 2.875 inches (73.025 mm), with a width of 0.7283 inches (18.5 mm). These dimensions are critical for ensuring a precise fit within the wheel hub assembly. This bearing is designed for use in driveline and axle applications, providing smooth rotation and reducing friction between moving parts.

This National wheel bearing is compatible with a range of vehicles, including Honda models such as the Passport and Amigo, Isuzu models like the Rodeo and Rodeo Sport, and Volvo models including the 240, 740, 745, 760, 780, 940, and 960 series. The RW-131-R part number ensures you receive the correct bearing for these specific applications.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings in Honda Passport and Amigo
• Suitable for Isuzu Rodeo and Rodeo Sport driveline repairs
• Compatible with Volvo 240, 740, 745, 760, 780, 940, and 960 models for axle maintenance
• Addresses wheel noise and vibration issues caused by bearing wear
• Helps restore proper wheel alignment and rotation smoothness

Installation Notes and Tips

When installing the National RW-131-R wheel bearing, ensure the hub and surrounding components are clean and free of debris. Proper lubrication and torque specifications should be followed according to the vehicle manufacturer’s guidelines. It is recommended to inspect related seals and replace them if necessary to prevent contamination and extend bearing life.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The RW-131-R part undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details may vary, National typically offers coverage against manufacturing defects to provide confidence in the product’s reliability.