National 516012 Wheel Bearing - Rear

Reliable Wheel Bearing for Chevrolet, Pontiac, and Suzuki Models

The National 516012 wheel bearing is engineered to meet the specific requirements of select Chevrolet, Pontiac, and Suzuki vehicles. Designed with precision dimensions, this wheel bearing ensures proper fit and function for models such as the Chevrolet Aveo, Pontiac G3 Wave, and Suzuki Swift+.

• Exact bore diameter of 0.9843 inches (25.000 mm) for precise fitment
• Cone and cup length of 1.4567 inches (37.000 mm) for consistent bearing performance
• Outer race width of 1.457 inches (37.000 mm) to maintain structural integrity
• Outside diameter of 2.0472 inches (52.000 mm) compatible with Gen1 design specifications
• Part number 516012 ensures compatibility with designated vehicle models

Technical Specifications and Design Details

The National 516012 wheel bearing features a Gen1 design, optimized for driveline and axle applications requiring durability and precision. The bore diameter of 0.9843 inches (25.000 mm) allows for a secure fit on the axle shaft, while the cone and cup lengths of 1.4567 inches (37.000 mm) provide balanced load distribution. The outer race width and overall width are both 1.457 inches (37.000 mm), ensuring consistent bearing alignment and performance. With an outside diameter of 2.0472 inches (52.000 mm), this bearing fits seamlessly into the wheel hub assembly of compatible Chevrolet Aveo, Pontiac G3 Wave, and Suzuki Swift+ models.

Applications and Problem Resolution

This wheel bearing is designed for use in the driveline and axle systems of specific Chevrolet, Pontiac, and Suzuki vehicles. It addresses common issues such as:

• Wheel hub noise caused by worn or damaged bearings
• Excessive wheel play or looseness affecting vehicle handling
• Uneven tire wear due to bearing misalignment
• Vibration or roughness during vehicle operation
• Potential wheel lockup from bearing failure

Installation Notes and Tips

When installing the National 516012 wheel bearing, ensure the bore diameter matches the axle shaft precisely to avoid premature wear. Proper cleaning of the hub assembly and lubrication of the bearing surfaces are recommended to maintain optimal performance. Use appropriate tools to press the bearing into place without damaging the cone or cup components. Verify the bearing is seated fully and rotates smoothly before reassembling the wheel hub.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The 516012 part number undergoes rigorous quality control to ensure dimensional accuracy and material integrity. While specific warranty details are not provided, National products typically conform to OEM specifications, offering reliable service life when installed correctly.