Timken 513139 Wheel Bearing and Hub Assembly - Front

Timken 513139 Wheel Bearing and Hub Assembly Overview

The Timken 513139 wheel bearing and hub assembly is engineered for reliable performance in select Cadillac and Chevrolet vehicles. Designed specifically for non-driven applications, this component ensures proper fitment and durability for models such as the Corvette and XLR.

• Compatible with Cadillac Corvette and Chevrolet XLR
• Non-driven wheel bearing and hub assembly
• Five wheel studs for secure wheel mounting
• Three flange bolt holes for precise installation
• Multiple pilot diameters for wheel and brake alignment
• Flange offset of 1.661 inches (42.18 mm) for correct positioning
• Bolt circle diameter of 4.750 inches (120.65 mm)
• Flange diameter of 5.728 inches (145.50 mm)

Technical Specifications and Features

The Timken 513139 assembly features a wheel pilot diameter of 2.760 inches (70.10 mm) and a brake pilot diameter of 2.780 inches (70.60 mm), ensuring precise alignment with the vehicle’s braking components. The hub pilot diameter measures 3.599 inches (91.42 mm), providing a secure fit on the axle hub. With five wheel studs and three flange bolt holes, this assembly supports stable wheel attachment and optimal load distribution. The flange offset and diameter are designed to maintain proper wheel positioning and clearance, critical for the Cadillac Corvette and Chevrolet XLR’s handling characteristics.

Applications and Problem Resolution

• Replaces worn or damaged wheel bearing and hub assemblies on Cadillac Corvette and Chevrolet XLR
• Addresses wheel vibration and noise caused by bearing wear
• Corrects wheel alignment issues related to hub damage
• Prevents premature brake rotor wear by maintaining proper brake pilot alignment
• Restores secure wheel mounting to prevent lug nut loosening

Installation Notes and Tips

Installation of the Timken 513139 wheel bearing and hub assembly requires proper torque specifications for the five wheel studs and three flange bolts. Ensure the hub pilot diameter seats fully on the axle hub to avoid misalignment. It is recommended to inspect related components such as brake rotors and calipers during installation. Use appropriate tools to avoid damage to the flange and pilot surfaces. Professional installation is advised to maintain vehicle safety and performance.

Quality Assurance and Warranty

Timken manufactures the 513139 wheel bearing and hub assembly to meet OEM standards for fit, form, and function. The product undergoes rigorous quality control to ensure durability and reliability in demanding driving conditions. While specific warranty details may vary, Timken typically offers coverage against defects in materials and workmanship. Refer to Timken’s official warranty policy for complete information.