InMotion WA512357HD Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub Assembly for GM Applications

InMotion WA512357HD is a rear wheel bearing and hub assembly built for direct replacement use on a wide range of Chevrolet, Buick, Pontiac, Oldsmobile, and Saturn vehicles. It is engineered from OE data and measurements for fitment, performance, and service life, with a precision-manufactured design that supports consistent wheel-end operation.

Compatible with rear applications on vehicles such as the Chevrolet Impala, Buick LaCrosse, and Pontiac Grand Prix, this hub assembly is a practical choice when replacing a worn rear hub on GM passenger cars and minivans. The WA512357HD part number is also referenced in OE-style replacement searches for these platforms.

Key Features

• Rear wheel bearing and hub assembly for non-driven applications
• Ball bearing design for wheel-end support
• Integrated ABS sensor with 36-tooth tone ring
• 5-bolt flange with M12-1.5 thread size
• 4-bolt knuckle mounting pattern
• New unit manufactured to strict quality-control criteria
• OE-data-based dimensions for application-specific fitment
• Cross-reference: SKF BR930075 and Timken HA590092

Product Details

The InMotion WA512357HD rear hub assembly is built with a 70.6 mm hub pilot diameter, 115 mm hub centerbore diameter, and 150.5 mm flange diameter. It uses a circular flange shape, 64.76 mm flange offset, and includes the ABS sensor ring and connector cover configuration shown in the product data. The assembly is designed for rear use on non-driven axles and is intended as a direct replacement for the original hub on listed GM vehicles.

Fits 2014-2016 Chevrolet Impala Limited, rear; Fits 2000-2013 Chevrolet Impala, rear; Fits 2005-2009 Buick Allure, rear; Fits 2005-2009 Buick LaCrosse, rear; Fits 1997-2008 Pontiac Grand Prix, rear; Fits 2000-2007 Chevrolet Monte Carlo, rear; Fits 2004-2005 Buick Century, rear; Fits 1994-1996 Buick Century, rear; Fits 2005 Buick Terraza, rear; Fits 2005 Chevrolet Uplander, rear; Fits 2001-2005 Pontiac Aztek, rear; Fits 1999-2005 Pontiac Montana, rear; Fits 2005 Saturn Relay, rear; Fits 1997-2004 Buick Regal, rear; Fits 1992-2004 Oldsmobile Silhouette, rear; Fits 1997-2003 Buick Century, rear, with FE3 Sport Suspension; Fits 1998-2002 Oldsmobile Intrigue, rear; Fits 1992-1999 Pontiac Trans Sport, rear; Fits 1992-1996 Chevrolet Lumina APV, rear; Fits 1994-1996 Oldsmobile Cutlass Ciera, rear; Fits 1994 Oldsmobile Cutlass Cruiser, rear.

Common Problems This Part Can Address

• Rear wheel bearing noise such as humming, growling, or rumbling
• Excessive wheel play or looseness at the hub
• ABS warning light caused by a failed hub sensor or tone ring
• Uneven rear wheel rotation from a worn bearing assembly
• Hub corrosion or damage affecting wheel-end stability

Installation Notes and Tips

Verify rear fitment by year, make, model, and suspension notes before installation. Confirm the 4-bolt knuckle mounting pattern, M12-1.5 flange bolt thread size, and ABS sensor configuration match the original part. Clean the mounting surface thoroughly and inspect related hardware, brake components, and wiring routing before reassembly.

Quality Assurance

InMotion manufactures this hub assembly using high-precision processes and strict quality-control standards. Each WA512357HD unit is engineered from OE data and measurements to support proper fitment and long-term service in the listed rear applications.