InMotion WA512239 Wheel Bearing and Hub Assembly - Rear

Rear Wheel Hub Assembly for Saturn L-Series

InMotion WA512239 is a rear wheel bearing and hub assembly built for precise OE-style fitment on select Saturn L-Series vehicles. It is engineered from OE data and measurements to match the original application for consistent wheel support, proper alignment, and long service life.

Compatible with 2000-2003 Saturn LS, LS1, LS2, LW1, LW2, L100, L200, L300, LW200, and LW300 rear applications, this hub assembly is a direct replacement for the original part. The WA512239 is designed for standard grade rear service and does not include an ABS sensor.

Key Features

• Rear wheel bearing and hub assembly for select Saturn models
• OE-data-based design for accurate fitment and performance
• Direct replacement for the original rear hub assembly
• 5 wheel studs with 4 flange bolt holes
• Wheel pilot diameter: 65.0 mm
• Brake pilot diameter: 65.5 mm
• Hub pilot diameter: 60.0 mm
• Bolt circle diameter: 110.0 mm / 4.33 in
• Flange diameter: 140.0 mm with offset trapezoid flange shape
• Anti-lock brake sensor not included

Detailed Description

InMotion part number WA512239 is manufactured with high-precision processes and strict quality-control standards to deliver a rear hub assembly that matches the original equipment dimensions for the listed Saturn applications. The assembly is built around the specified flange geometry, pilot diameters, and bolt pattern to support correct wheel mounting and dependable driveline operation. This makes WA512239 a practical replacement choice for Saturn LS, LS1, LS2, LW1, LW2, L100, L200, L300, LW200, and LW300 rear hub service.

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

Common Repair Symptoms

• Rear wheel bearing noise or growling from the hub area
• Excessive wheel play or looseness at the rear wheel
• Uneven rear wheel rotation caused by hub wear
• Vibration or roughness from a worn rear hub assembly
• Improper wheel mounting due to damaged hub or flange surfaces

Installation Notes

Verify rear fitment by year, model, and brake configuration before installation. Confirm the bolt circle, pilot diameters, and flange dimensions against the original part to ensure proper seating and wheel fit. Because the ABS sensor is not included, reuse or source the vehicle-specific sensor arrangement as required by the application.

Quality Assurance

InMotion manufactures this hub assembly using OE measurements and controlled production standards to help maintain dimensional accuracy and consistent performance. WA512239 is built as a direct replacement rear hub assembly for the listed Saturn applications.