Timken 512152 Wheel Bearing and Hub Assembly - Rear

Timken Rear Wheel Bearing Hub Assembly

Timken 512152 is a rear wheel bearing and hub assembly built for direct replacement on select Chevrolet, Pontiac, and Oldsmobile applications. It is engineered with OE-developed testing and precision manufacturing controls to support smooth operation, stable braking feel, and consistent wheel-speed signal performance.

Compatible with rear applications on 2002-2005 Chevrolet Malibu, 1999-2005 Pontiac Grand Am, and 1999-2004 Oldsmobile Alero, this Timken hub assembly is a fitment-focused solution for drivers addressing bearing noise, vibration, or ABS-related concerns. Part number 512152 is also a practical reference when verifying the correct rear hub assembly for these vehicles.

Key Features

• Rear wheel bearing and hub assembly for select GM passenger cars
• Low runout design helps reduce noise and vibration
• Precision bearing profiles and uniform internal geometry support load capacity and bearing life
• Enhanced surface finishes help improve rolling efficiency
• Premium seal design helps resist contamination and support seal durability
• 100% tested ABS sensor monitors wheel speed for anti-lock braking systems

Detailed Description

Timken 512152 combines hub, bearing, seal, and ABS sensor technology in a rear assembly designed for consistent performance on the road. Timken uses OE-developed validation methods to control design, materials, and manufacturing processes, helping maintain dimensional accuracy and dependable operation. For shoppers searching for a rear wheel bearing hub assembly for 2002-2005 Chevrolet Malibu, 1999-2005 Pontiac Grand Am, or 1999-2004 Oldsmobile Alero, this part provides a direct-fit replacement option with the engineering focus expected from Timken.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Repair Symptoms

• Rear wheel bearing noise or growling
• Vibration felt through the chassis or steering during driving
• ABS warning light caused by wheel-speed signal issues
• Uneven braking feel from excessive hub runout
• Wheel-end looseness or rough rotation

Installation Notes and Tips

Verify rear fitment by year, make, model, and position before installation. Inspect the mounting surface, axle area, and surrounding brake components for wear or contamination, and confirm the ABS connector and sensor routing match the original setup. Proper torque procedures and clean mating surfaces help support correct hub seating and long-term performance.

Quality Assurance

Timken manufactures hub bearing assemblies using OE-developed testing and controlled production methods to support consistent fit and performance. The integrated ABS sensor is 100% tested for wheel-speed monitoring accuracy.