InMotion WA512438 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub Assembly

InMotion WA512438 is a rear wheel bearing and hub assembly built for direct replacement on select Buick, Chevrolet, and Trax applications. It is engineered from OE data and measurements for accurate fitment, stable wheel support, and long service life.

Compatible With 2012-2015 Chevrolet Sonic rear, 2013-2015 Buick Encore rear, and 2013-2015 Chevrolet Trax rear. The WA512438 also includes an integrated ABS sensor and a 5-stud wheel mounting pattern for the specified applications.

Key Features

• Rear wheel bearing and hub assembly for driveline and axle service
• Direct replacement design based on OE measurements
• Integrated anti-lock brake sensor included
• 5 wheel studs with 4 flange bolt holes
• 105.0 bolt circle diameter
• Built with high-precision manufacturing and quality-control standards

Detailed Description

InMotion WA512438 is a rear hub assembly designed for vehicles that require a complete wheel bearing and hub unit at the rear axle. It is manufactured using OE data to match the original part’s dimensions and mounting points, helping maintain proper wheel location, braking sensor function, and hub performance. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Use WA512438 when servicing rear hub wear on a Chevrolet Sonic, Buick Encore, or Chevrolet Trax with the listed standard-grade fitments. The part number WA512438 is a practical reference for technicians and buyers searching for a rear wheel bearing hub assembly for these vehicles.

Common Repair Symptoms

• Rear wheel noise, humming, or grinding from a worn hub bearing
• ABS warning light caused by a failed wheel speed sensor or hub sensor issue
• Excessive wheel play or looseness at the rear axle
• Uneven braking feel related to hub or sensor wear
• Vibration or rough rotation from a deteriorated bearing assembly

Installation Notes

Confirm rear position, stud count, flange bolt hole quantity, and bolt circle diameter before installation. Inspect the mounting surface, axle hardware, and brake components for wear or damage, and verify ABS sensor connection after installation. For best results, compare the original hub assembly to WA512438 before service on 2012-2015 Chevrolet Sonic rear, 2013-2015 Buick Encore rear, or 2013-2015 Chevrolet Trax rear applications.

Quality Assurance

InMotion manufactures this hub assembly with strict quality-control criteria and application-specific OE-based engineering to support proper fitment and dependable operation. The WA512438 part number reflects a direct-replacement approach for the listed rear applications.