Timken 512391 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub Assembly

Timken 512391 is a rear wheel bearing and hub assembly built for 2009-2014 Acura TL applications. It is engineered for non-driven rear use and supports stable wheel rotation, consistent braking feel, and reduced noise and vibration.

Key Features

• Fits 2009-2014 Acura TL, rear
• Timken part number 512391
• Non-driven hub assembly for rear axle service
• 5 wheel studs with a 4-bolt flange pattern
• Low runout design helps reduce wheel noise and vibration
• Premium seals help resist contamination and support seal life
• Precision bearing geometry supports load capacity and bearing life
• ABS sensor is 100% tested for wheel speed monitoring

Detailed Description

Timken 512391 is a rear wheel bearing and hub assembly for the Acura TL, covering 2009-2014 model years. Timken uses OE-developed testing to control the design, materials, and manufacturing process, helping deliver consistent fit and performance. The hub assembly uses premium bearings with refined internal geometry and enhanced surface finishes to support load handling, smoother operation, and improved efficiency. The integrated ABS sensor is tested to monitor wheel speed for anti-lock braking systems, while the seal design helps protect the bearing from contamination during service.

This part cross-references SKF BR930812 for the same application.

Common Repair Symptoms

• Rear wheel noise or humming that changes with speed
• Excess vibration felt through the chassis or steering
• ABS warning light related to rear wheel speed signal issues
• Uneven braking feel caused by hub runout or bearing wear
• Loose or rough rear wheel rotation during inspection

Installation Notes and Tips

Verify rear fitment on the 2009-2014 Acura TL before installation and confirm the hub pilot, bolt circle, and wheel stud layout match the original part. Clean the mounting surface thoroughly and inspect adjacent brake and suspension components for wear that could affect hub performance. Follow factory torque specifications and ABS system procedures during installation.

Quality Assurance

Timken manufactures hub bearing assemblies using OE-developed test standards to control design, materials, and process consistency. The result is a service part built around precision bearing profiles, contamination-resistant sealing, and tested ABS sensor performance.