Timken 513017K Wheel Bearing and Hub Assembly - Front

Timken 513017K Wheel Bearing and Hub Assembly Overview

The Timken 513017K wheel bearing and hub assembly is engineered for reliable driveline performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles. Designed to meet precise specifications, this assembly supports smooth wheel rotation and vehicle stability.

• 33 spline quantity for secure axle engagement
• 3 flange bolt holes ensuring proper mounting
• 5 wheel studs for reliable wheel attachment
• Wheel pilot diameters of 2.244 inches (57.00 mm) for accurate wheel alignment
• Brake pilot diameters of 2.296 inches (58.33 mm) for precise brake component fitment
• Hub pilot diameters of 2.894 inches (73.50 mm) for stable hub positioning
• Driven type assembly designed for direct axle connection
• Flange offset of 1.749 inches (44.43 mm) and flange diameter of 125.00 mm (4.921 inches)
• Bolt circle diameter of 100.00 mm (3.937 inches) matching OEM specifications

Technical Details and Compatibility

The Timken 513017K wheel bearing and hub assembly is compatible with a range of GM vehicles including Buick Achieva and Skylark, Cadillac Calais, Chevrolet Cavalier and Corsica, Oldsmobile Cutlass Calais and Firenza, as well as Pontiac Grand Am, J2000 Sunbird, Skyhawk, Sunbird, and Sunfire models. This assembly features a 33-spline driven design that ensures a secure connection to the axle shaft, supporting efficient power transfer and wheel rotation.

Its flange and pilot diameters are engineered to match factory specifications, providing proper fitment for wheel and brake components. The 5-wheel stud configuration and 3-flange bolt holes facilitate straightforward installation and secure wheel mounting.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies
• Eliminates wheel noise caused by bearing wear
• Resolves wheel vibration and wobble issues
• Restores proper wheel alignment and brake component fitment
• Prevents premature tire wear due to hub instability

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the flange bolt holes and wheel stud quantities match the vehicle’s specifications. Clean the hub mounting surface to remove debris and corrosion for proper seating. Torque all bolts and studs to manufacturer-recommended specifications to maintain safety and performance. It is advisable to inspect related components such as axle shafts and brake rotors during installation.

Quality Assurance and Warranty

Timken manufactures the 513017K wheel bearing and hub assembly to meet or exceed OEM standards for durability and performance. This part undergoes rigorous quality control testing to ensure reliability under normal operating conditions. Warranty coverage details should be confirmed with the product documentation or supplier, as Timken typically offers limited warranties on their driveline components.