MPA Electrical WH512238 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for Saturn Vehicles

The MPA Electrical WH512238 wheel bearing and hub assembly is designed specifically for Saturn models including L100, L200, L300, LS, LS1, LS2, LW1, LW2, LW200, and LW300. This new steel assembly features an integrated ABS sensor and flange, ensuring precise fitment and reliable performance.

• Includes flange with trapezoid shape and 4 bolt holes
• Equipped with an anti-lock braking system (ABS) sensor
• Flange diameter measures 5.508 inches with a 3.07-inch offset
• Five M12 x 1.5 wheel studs for secure wheel mounting
• Gasket or seal included for proper sealing
• Hub pilot diameter of 2.365 inches for accurate alignment
• Constructed from durable steel material
• Non-greaseable design for maintenance-free operation

Product Details and Specifications

The WH512238 wheel bearing and hub assembly from MPA Electrical is engineered to meet the exact specifications required by Saturn vehicles listed in the fitment. The trapezoid-shaped flange with four bolt holes provides a secure mounting surface, while the included ABS sensor supports the vehicle’s anti-lock braking system for enhanced safety. The flange diameter of 5.508 inches and offset of 3.07 inches ensure proper fitment and alignment with the vehicle’s driveline components. This assembly features five M12 x 1.5 wheel studs, offering a reliable connection for the wheel. The steel construction delivers strength and durability, and the included gasket or seal helps prevent contamination and maintain bearing integrity. This part is new and designed for direct replacement without the need for additional grease or maintenance.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearings on Saturn L-series and LW-series models
• Restores proper wheel alignment and reduces vibration or noise
• Resolves ABS sensor faults related to hub assembly failure
• Eliminates wheel hub looseness or excessive play
• Prevents premature wear caused by seal failure or contamination

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Remove the old hub assembly carefully, taking note of the ABS sensor wiring and connections. Clean the mounting surface thoroughly to ensure proper seating of the new flange and gasket. Torque all flange bolts and wheel studs to manufacturer specifications. Since this assembly is non-greaseable, no additional lubrication is required during installation. Verify ABS sensor functionality after installation to confirm proper operation.

Quality Assurance and Warranty

MPA Electrical wheel bearing and hub assemblies are manufactured to meet OEM standards for fit, form, and function. Each unit undergoes quality inspections to ensure durability and performance. This product is sold new and backed by the manufacturer’s warranty against defects in materials and workmanship, providing confidence in long-term reliability for your Saturn vehicle.