MPA Electrical WH512403 Wheel Bearing and Hub Assembly - Rear

Reliable Wheel Bearing and Hub Assembly for Toyota and Pontiac

The MPA Electrical WH512403 wheel bearing and hub assembly is designed to provide precise fitment and dependable performance for select Toyota and Pontiac models. Engineered with a steel construction and integrated ABS encoder sensor, this assembly ensures smooth wheel rotation and accurate anti-lock braking system operation.

Key Features of MPA Electrical WH512403

• Includes trapezoid-shaped flange with 4 bolt holes for secure mounting
• Flange diameter measures 5.312 inches with a 2.36-inch flange offset
• Equipped with an anti-lock braking system encoder and sensor for enhanced safety
• Steel material construction for durability and strength
• Includes gasket or seal to maintain proper sealing and prevent contamination
• Five M12 x 1.5 wheel studs for reliable wheel attachment
• Hub pilot diameter of 2.909 inches for precise alignment
• New product condition ensuring quality and reliability

Detailed Product Description

The WH512403 wheel bearing and hub assembly from MPA Electrical is specifically designed for compatibility with Toyota Corolla, Toyota Matrix, and Pontiac Vibe models. This assembly features a trapezoid flange shape with four bolt holes, providing a secure and stable connection to the vehicle’s driveline. The integrated anti-lock braking system (ABS) encoder and sensor support accurate wheel speed monitoring, which is critical for ABS functionality. Constructed from steel, this hub assembly offers strength and resistance to wear. The included gasket or seal helps maintain a clean environment inside the hub, preventing dirt and moisture intrusion. With five M12 x 1.5 wheel studs, the assembly ensures proper wheel mounting and safety.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Toyota Corolla, Matrix, and Pontiac Vibe
• Restores proper ABS sensor function to prevent warning lights and braking issues
• Eliminates wheel noise or vibration caused by faulty bearings
• Addresses wheel hub looseness or play affecting vehicle handling
• Prevents contamination-related bearing failure with included gasket or seal

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify the flange bolt hole pattern and flange shape match the vehicle’s specifications. Handle the ABS sensor and wiring carefully to avoid damage during installation. Use proper torque specifications for flange bolts and wheel studs to maintain safety and performance. Although this assembly is not greaseable, confirm the bearing is properly lubricated as per manufacturer guidelines.

Quality Assurance and Warranty

MPA Electrical wheel bearing and hub assemblies are manufactured to meet OEM standards for fit and function. The WH512403 part is supplied new and includes a gasket or seal to ensure long-lasting performance. While specific warranty details are not provided, MPA Electrical products typically adhere to industry quality controls to support reliable operation in Toyota Corolla, Matrix, and Pontiac Vibe vehicles.