National B-67 Wheel Bearing - Front Outer

Overview of National B-67 Wheel Bearing

The National B-67 wheel bearing is engineered for reliable driveline performance in select Chevrolet, Oldsmobile, and Pontiac vehicles. Designed as a single row angular contact bearing, it offers precise fitment and durability for models such as the Chevrolet Impala, Pontiac Bonneville, and Oldsmobile 98.

• Single row angular contact design for optimized load handling
• Inner race bore diameter of 0.750 inches (19.045 mm)
• Outer race outside diameter of 2.080 inches (52.832 mm)
• Width of 0.718 inches (18.237 mm) ensuring proper fitment
• Compatible with multiple classic GM models including Chevrolet Bel Air and Pontiac Catalina

Technical Specifications and Design Details

The National B-67 wheel bearing features a single row angular contact design, which supports both radial and axial loads, making it suitable for the demands of driveline applications. The inner race has a bore diameter of 0.750 inches (19.045 mm), an outside diameter of 1.245 inches (31.623 mm), and a width of 0.471 inches (11.963 mm). The outer race measures 2.080 inches (52.832 mm) in outside diameter and 0.471 inches (11.963 mm) in width. The overall bearing width is 0.718 inches (18.237 mm), providing a compact yet robust profile. This precise sizing ensures compatibility with wheel hubs on Chevrolet, Oldsmobile, and Pontiac vehicles, including the Chevrolet El Camino and Pontiac Laurentian.

Compatible Vehicles and Applications

This wheel bearing is compatible with a range of classic GM models, specifically:

• Chevrolet: 88, 98, Bel Air, Impala, El Camino
• Oldsmobile: 88, 98, Laurentian
• Pontiac: Bonneville, Catalina, Parisienne, Corvette

It is designed to replace worn or damaged wheel bearings in these vehicles, restoring smooth wheel rotation and driveline stability.

Common Issues Addressed by National B-67 Wheel Bearing

• Eliminates wheel noise caused by worn bearings
• Reduces vibration and uneven tire wear
• Prevents wheel hub looseness and wobble
• Restores proper wheel alignment and handling
• Improves overall driveline reliability and safety

Installation Notes and Tips

When installing the National B-67 wheel bearing, ensure the hub and spindle surfaces are clean and free of debris. Use appropriate tools to press the bearing into place without damaging the races. Verify the bearing orientation matches the single row angular contact design specifications. Proper lubrication and torque settings should be followed according to the vehicle manufacturer’s guidelines to ensure optimal performance and longevity.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and precision. The B-67 bearing undergoes rigorous quality control to ensure consistent dimensions and performance. While specific warranty details may vary, National typically offers coverage against manufacturing defects, providing confidence in the product’s reliability for Chevrolet, Oldsmobile, and Pontiac applications.