InMotion WA512581 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Hub Assembly for Buick, Chevrolet

InMotion WA512581 is a rear wheel bearing and hub assembly built for precise OE-style replacement on select Buick and Chevrolet models. It is engineered from OE data and measurements to support correct fitment, stable wheel mounting, and long service life on the rear axle.

Compatible With 2016-2019 Buick Cascada rear, 2012-2013 Buick Verano rear, and 2011-2012 Chevrolet Volt rear. The integrated ABS sensor is included, making this hub assembly a direct service part for rear wheel bearing and hub replacement jobs.

Key Features

• Part number WA512581
• Rear wheel bearing and hub assembly
• Includes anti-lock brake sensor
• 5 wheel studs with 4 flange bolt holes
• Wheel pilot diameter: 70.1 mm
• Brake pilot diameter: 70.5 mm
• Hub pilot diameter: 81.7 mm
• Bolt circle diameter: 115.1 mm
• Flange diameter: 145.9 mm
• Flange offset: 64.7 mm

Detailed Description

InMotion WA512581 is manufactured with high-precision processes and strict quality-control standards to match the original rear hub assembly dimensions for the listed applications. For Buick Cascada, Buick Verano, and Chevrolet Volt rear service, this assembly is built to align with OE fitment requirements and maintain proper wheel location, sensor integration, and hub geometry. The design supports a clean replacement for worn or noisy rear hub units while preserving the vehicle’s original mounting specifications.

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

What It Helps Fix

• Rear wheel bearing noise or growling
• Wheel play caused by hub wear
• ABS warning light concerns related to a failed hub sensor
• Uneven rear wheel rotation from a damaged hub assembly
• Fitment issues from incorrect replacement dimensions

Installation Notes and Tips

Confirm rear application, bolt pattern, and sensor connection before installation. Clean the mounting surface, inspect the knuckle and fasteners for wear, and torque all hardware to the vehicle manufacturer’s specifications. After installation, verify ABS operation and check for smooth wheel rotation.

Quality Assurance

WA512581 is built using OE data and measurements and produced under strict quality-control criteria to support consistent fitment and performance on the specified Buick and Chevrolet rear applications.