MPA Electrical WH513188 Wheel Bearing and Hub Assembly - Front

Reliable Wheel Bearing and Hub Assembly for GM and Isuzu Vehicles

The MPA Electrical WH513188 wheel bearing and hub assembly is engineered to meet the demands of various Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models. Designed for durability and precise fitment, this assembly supports smooth wheel rotation and integrates an anti-lock braking system sensor for enhanced safety.

• 27 spline quantity for secure axle engagement
• Includes a triangle-shaped flange with 3 bolt holes
• Flange diameter of 5.92 inches and bolt hole diameter of 4.75 mm
• Equipped with an anti-lock brake sensor and sensor type ABS system
• Steel construction for strength and longevity
• Includes gasket or seal for proper sealing
• 6 wheel studs sized M12 x 1.5
• Flange offset of 1.845 inches and hub pilot diameter of 3.618 inches

Product Details and Specifications

This new MPA Electrical WH513188 wheel bearing and hub assembly is crafted from steel to provide reliable performance under various driving conditions. The assembly features a 27-spline design that ensures a secure connection to the axle shaft. Its flange is triangle-shaped with three bolt holes, each measuring 4.75 mm in diameter, and a flange diameter of 5.92 inches, which aligns precisely with the vehicle hub. The flange offset of 1.845 inches supports proper wheel alignment and fitment. This assembly also includes a built-in anti-lock brake sensor, compatible with sensor-type ABS systems, enhancing vehicle safety by monitoring wheel speed. A gasket or seal is included to maintain a tight seal and prevent contamination. The assembly is designed with six M12 x 1.5 wheel studs to accommodate the wheel securely.

Compatible Vehicles and Applications

This wheel bearing and hub assembly is compatible with a range of GM and related vehicles, including:

• Buick models
• Chevrolet Trailblazer, Trailblazer EXT, SSR
• GMC Envoy, Envoy XL, Envoy XUV, Rainier
• Isuzu Ascender, Bravada
• Oldsmobile and Saab 9-7x

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

Common Issues Addressed by This Assembly

• Wheel bearing noise or roughness during rotation
• ABS warning light due to faulty sensor or hub assembly
• Excessive wheel play or looseness
• Vibration or wobbling at the wheel
• Leaking seals causing contamination and premature wear

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Remove the old hub assembly carefully, noting the orientation of the ABS sensor wiring. This assembly does not include a wiring harness, so reuse the existing harness. Verify the flange bolt hole alignment and torque specifications according to the vehicle manufacturer’s guidelines. The included gasket or seal should be properly seated to prevent leaks. Since this assembly is not greaseable, no additional lubrication is required beyond factory specifications.

Quality Assurance and Warranty

The MPA Electrical WH513188 wheel bearing and hub assembly is supplied new and manufactured to meet OEM standards for fit and function. Constructed from durable steel, it is designed to provide consistent performance and long service life. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.