InMotion WA512151 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub Assembly

The InMotion WA512151 is a rear wheel bearing and hub assembly built for direct replacement on select Buick, Chevrolet, and Oldsmobile applications. It is engineered from OE data and measurements to match the original fit, performance, and service life expectations for the listed vehicles.

For shoppers searching for a rear wheel hub assembly for a 1997-2003 Buick Century, 1996-2001 Chevrolet Lumina, or 1996-1999 Chevrolet Monte Carlo, this assembly provides the correct application-specific dimensions and sensor integration.

Key Features

• Direct replacement rear wheel bearing and hub assembly
• Designed using OE data and measurements for fitment accuracy
• Manufactured with strict quality-control criteria
• ABS sensor included
• 5 wheel studs with a 4-bolt flange pattern
• Flange diameter: 150.5 mm
• Bolt circle diameter: 115.0 mm / 4.528 in.
• Wheel pilot diameter: 70.1 mm
• Brake pilot diameter: 70.6 mm
• Hub pilot diameter: 71.8 mm
• Flange offset: 64.8 mm
• Rectangular flange shape

Detailed Description

InMotion WA512151 is a rear hub assembly engineered for precise replacement on the specified GM platforms. It is built to match OE dimensions and mounting geometry, helping maintain proper wheel location, brake interface alignment, and ABS sensor function. This part cross-references Monroe Shocks & Struts (e.g., RW8151) for the same application. Compatible vehicle coverage includes Fits 1997-2003 Buick Century, Rear with FE1 Soft Ride Suspension; Fits 1996-2001 Chevrolet Lumina, Rear Standard Grade; Fits 1996-1999 Chevrolet Monte Carlo, Rear Standard Grade; Fits 1997 Oldsmobile Cutlass Supreme, Rear Standard Grade; and Fits 1996 Buick Regal, Rear Standard Grade.

Common Repair Uses

• Wheel bearing noise from the rear hub area
• ABS warning light caused by a failed hub sensor assembly
• Excessive wheel play or looseness at the rear wheel
• Uneven brake rotor contact from hub wear or runout
• Restoring proper rear wheel support on listed Buick, Chevrolet, and Oldsmobile models

Installation Notes

Verify rear position, ABS sensor connection, and flange dimensions before installation. Confirm the vehicle trim or suspension note where listed, including FE1 Soft Ride Suspension on the Buick Century application. Clean the mounting surface and inspect related brake and axle components during service. Always compare the original part to InMotion WA512151 before final assembly.

Quality Assurance

Each InMotion hub assembly is produced under strict quality-control standards and built for direct-fit replacement using OE-based measurements. The WA512151 is manufactured to support consistent fitment on the listed rear applications, including Buick Century, Chevrolet Lumina, and Chevrolet Monte Carlo.