Timken 512229 Wheel Bearing and Hub Assembly - Rear

Timken Wheel Bearing and Hub Assembly Overview

The Timken 512229 wheel bearing and hub assembly is engineered for reliable driveline performance in select Chevrolet, Pontiac, and Saturn vehicles. Designed to meet precise specifications, this assembly supports smooth wheel rotation and vehicle stability for models like the Chevrolet Equinox, Pontiac Torrent, and Saturn Vue.

• 33 spline quantity for secure drivetrain engagement
• 4 flange bolt holes ensuring proper mounting
• 5 wheel studs for reliable wheel attachment
• Wheel pilot diameter of 2.760 inches (70.10 mm) for accurate wheel alignment
• Brake pilot diameter of 2.780 inches (70.60 mm) to support brake component fitment
• Hub pilot diameter of 3.110 inches (79.00 mm) for precise hub centering
• Flange offset of 3.252 inches (82.60 mm) to maintain correct wheel positioning
• Flange diameter of 5.906 inches (150.00 mm) and bolt circle diameter of 4.528 inches (115.00 mm) for compatibility with OEM specifications
• Designed for driven axle applications

Technical Details and Specifications

The Timken 512229 wheel bearing and hub assembly is manufactured to exacting standards to ensure compatibility with the Chevrolet Equinox, Pontiac Torrent, and Saturn Vue. The 33 spline count provides a secure connection to the drivetrain, while the 4 flange bolt holes and 5 wheel studs offer stable mounting points for the wheel and brake components. The wheel pilot diameter of 2.760 inches (70.10 mm) and brake pilot diameter of 2.780 inches (70.60 mm) ensure proper centering of wheels and brakes, reducing vibration and wear. The hub pilot diameter of 3.110 inches (79.00 mm) further enhances alignment accuracy. With a flange offset of 3.252 inches (82.60 mm) and flange diameter of 5.906 inches (150.00 mm), this assembly maintains the correct wheel positioning relative to the suspension and steering components. The bolt circle diameter of 4.528 inches (115.00 mm) matches OEM specifications for secure installation.

Compatible Vehicles and Applications

This Timken wheel bearing and hub assembly is compatible with the following vehicles:

• Chevrolet Equinox
• Pontiac Torrent
• Saturn Vue

It is designed specifically for driven axle applications, making it suitable for front or rear wheel drive configurations depending on the vehicle model.

Common Issues Addressed by This Assembly

• Eliminates wheel bearing noise caused by wear or damage
• Resolves wheel vibration and wobble issues
• Corrects uneven tire wear due to hub misalignment
• Prevents brake rotor runout by maintaining proper brake pilot diameter
• Restores secure wheel mounting and prevents lug nut loosening

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before installation
• Verify the part number 512229 matches the OEM specifications for your vehicle
• Clean mounting surfaces thoroughly to prevent contamination
• Torque flange bolts and wheel studs to manufacturer specifications
• Inspect related components such as axle shafts and brake rotors during installation

Quality Assurance and Warranty

Timken manufactures this wheel bearing and hub assembly to meet or exceed OEM standards, ensuring durability and reliable performance. The part number 512229 undergoes rigorous quality control testing to maintain consistent fit and function. Timken typically offers a limited warranty covering defects in materials and workmanship; please refer to Timken's official warranty documentation for specific terms.