InMotion WA512152 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Bearing Hub Assembly

InMotion WA512152 is a rear wheel bearing and hub assembly built for direct replacement on select Chevrolet, Pontiac, and Oldsmobile applications. It is engineered from OE data and measurements for accurate fitment, stable wheel support, and consistent bearing performance.

Compatible With rear applications on the 1999-2005 Pontiac Grand Am, 1999-2004 Oldsmobile Alero, 2001-2003 Chevrolet Malibu, and 2004-2005 Chevrolet Classic. This part cross-references RW8152 for the same application.

Key Features

• Part number: WA512152
• Wheel bearing and hub assembly for rear position
• 5 wheel studs with 4 flange bolt holes
• ABS sensor included
• Wheel pilot diameter: 70.1 mm
• Brake pilot diameter: 70.6 mm
• Hub pilot diameter: 71.8 mm
• Bolt circle diameter: 115.0 mm / 4.53 in.
• Rectangular flange shape with 64.9 flange offset and 150.3 flange diameter

Detailed Description

WA512152 is manufactured with high-precision processes and strict quality-control standards to match the original hub assembly dimensions. The design follows OE data for the designated rear-wheel applications, helping ensure proper mounting, wheel alignment at the hub, and dependable operation in everyday driving. For shoppers searching for a rear wheel bearing hub assembly for Chevrolet Malibu, Pontiac Grand Am, or Oldsmobile Alero, this unit provides the specified stud count, pilot diameters, and ABS sensor integration needed for a direct replacement.

What It Helps Address

• Wheel bearing noise from a worn rear hub assembly
• Excessive wheel play or looseness at the hub
• ABS warning concerns related to a failing hub sensor assembly
• Uneven hub rotation or rough bearing feel
• Replacement needs after hub or bearing wear on the rear axle

Installation Notes and Tips

Verify rear-position fitment by year, make, and model before installation. Confirm the bolt circle, pilot diameters, flange dimensions, and ABS sensor configuration match the original part on the vehicle. Clean the mounting surface thoroughly and inspect related brake and suspension components during service. For best results, torque fasteners to the vehicle manufacturer’s specifications.

Quality Assurance

InMotion manufactures this hub assembly using OE-based measurements and controlled production standards to support consistent fit and long-term service life. The part is built as a direct replacement for the original rear hub assembly on the listed applications.