National 513248 Wheel Bearing - Rear

Overview of National 513248 Wheel Bearing

The National 513248 wheel bearing is engineered for reliable driveline performance in select Saab and Subaru vehicles. Designed to meet precise specifications, this wheel bearing supports smooth wheel rotation and helps maintain vehicle stability.

• Bore diameter: 1.4961 inches (38 mm)
• Cone length: 1.8898 inches (48 mm)
• Cone radius: 0.1575 inches (4 mm)
• Cup length: 2.0472 inches (52 mm)
• Cup radius: 0.0591 inches (1.5 mm)
• Outside diameter: 2.5591 inches (65 mm)
• Width: 2.0472 inches (52 mm)
• Design: Gen1
• Series: 513000

Technical Details and Specifications

The National 513248 wheel bearing features a Gen1 design optimized for durability and precise fitment. With a bore size of 1.4961 inches (38 mm) and an outside diameter of 2.5591 inches (65 mm), this bearing is engineered to fit the wheel hub assembly requirements of Saab 9-2X and Subaru models including Forester, Impreza, and Legacy. The cone and cup lengths of 1.8898 inches (48 mm) and 2.0472 inches (52 mm) respectively, along with their radii, ensure proper seating and load distribution within the hub assembly. The 2.0472 inch (52 mm) width supports axial and radial loads encountered during vehicle operation.

Compatible Vehicles and Applications

This wheel bearing is compatible with the following vehicles:

• Saab 9-2X
• Subaru Forester
• Subaru Impreza
• Subaru Legacy

It is designed to replace worn or damaged wheel bearings in these models, restoring smooth wheel rotation and reducing noise or vibration issues.

Common Issues Addressed by National 513248 Wheel Bearing

• Eliminates wheel hub noise caused by worn bearings
• Reduces wheel vibration and wobble
• Prevents premature tire wear due to bearing failure
• Restores proper wheel alignment and handling
• Improves overall driveline stability and safety

Installation Notes and Tips

Proper installation of the National 513248 wheel bearing requires careful cleaning of the hub assembly and inspection for damage. Use appropriate tools to press the bearing into place without applying excessive force that could damage the bearing surfaces. Verify correct seating by measuring bore and cup dimensions during installation. It is recommended to replace wheel bearings in pairs to maintain balanced performance on both sides of the vehicle.

Quality Assurance and Warranty

National wheel bearings are manufactured to meet industry standards for durability and performance. The 513248 part number 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 product reliability.