MPA Electrical WH512246 Wheel Bearing and Hub Assembly - Front or Rear

Reliable Wheel Bearing and Hub Assembly for GM Vehicles

The MPA Electrical WH512246 wheel bearing and hub assembly is designed to provide dependable performance for select Buick, Cadillac, Chevrolet, Pontiac, and Saturn models. Engineered with a steel construction and integrated ABS sensor, this assembly ensures precise fitment and reliable operation.

• Includes flange with a triangular shape and 3 bolt holes
• Flange bolt hole diameter: 4.575 inches
• Flange diameter: 5.73 inches with 1.655 inch offset
• Equipped with an anti-lock braking system (ABS) sensor
• Includes gasket or seal for proper sealing
• Five M12 x 1.5 wheel studs for secure wheel mounting
• Hub pilot diameter of 3.59 inches for accurate alignment
• Non-greaseable steel construction for durability

Product Details and Specifications

This new MPA Electrical WH512246 wheel bearing and hub assembly is specifically designed for driveline and axle applications requiring a precise fit. The flange features a triangular shape with three bolt holes, each measuring 4.575 inches in diameter, and a flange diameter of 5.73 inches. The 1.655 inch flange offset ensures proper positioning on the vehicle hub. The assembly includes an integrated ABS sensor to maintain anti-lock braking system functionality, and a gasket or seal is included to prevent contamination and maintain bearing integrity. The hub pilot diameter of 3.59 inches allows for accurate centering during installation. This assembly is not greaseable, relying on sealed bearings for maintenance-free operation.

Compatible Vehicles and Applications

This wheel bearing and hub assembly is compatible with the following GM vehicles:

• Buick Terraza
• Cadillac CTS and STS
• Chevrolet Montana and Relay
• Pontiac Montana
• Saturn Relay and Uplander

It is designed to replace worn or damaged wheel bearing and hub assemblies, restoring proper wheel alignment and ABS sensor functionality.

Common Issues Addressed by This Assembly

• Eliminates wheel bearing noise and roughness
• Restores proper ABS sensor operation to prevent warning lights
• Corrects wheel hub play and vibration
• Prevents water and debris intrusion with included gasket or seal
• Ensures secure wheel mounting with five M12 x 1.5 studs

Installation Notes and Tips

Ensure the vehicle is safely supported before removing the old hub assembly. Verify the flange bolt hole pattern and dimensions match the replacement part. The included gasket or seal should be properly seated to prevent contamination. Since this assembly is non-greaseable, no additional lubrication is required. Confirm ABS sensor wiring connections are secure and undamaged during installation.

Quality Assurance and Warranty

The MPA Electrical WH512246 wheel bearing and hub assembly is manufactured from durable steel and tested to meet OEM specifications. This new part comes with a quality assurance guarantee to ensure reliable performance. Please refer to the manufacturer’s warranty documentation for specific coverage details.