MPA Electrical WH512273 Wheel Bearing and Hub Assembly - Rear

Overview of MPA Electrical Wheel Bearing and Hub Assembly WH512273

The MPA Electrical WH512273 wheel bearing and hub assembly is engineered for precise fitment on Volvo XC90 models. Designed with a steel construction and a trapezoid flange shape, this new assembly ensures reliable driveline performance and compatibility with your vehicle's anti-lock braking system.

• Compatible with Volvo XC90
• Part number WH512273
• 36 spline quantity for secure engagement
• Includes trapezoid-shaped flange with 4 bolt holes
• Flange diameter of 5.345 inches and offset of 2.326 inches
• Equipped with an encoder type anti-lock braking system (ABS)
• Includes gasket or seal for proper installation
• Steel material construction for durability
• 5 wheel studs sized M14 x 1.5
• Hub pilot diameter of 3.44 inches

Detailed Product Description

This wheel bearing and hub assembly from MPA Electrical, part number WH512273, is specifically designed for the Volvo XC90. The assembly features a 36-spline configuration that ensures a secure connection to the axle shaft. The trapezoid flange shape with four bolt holes provides a stable mounting surface, while the flange diameter of 5.345 inches and offset of 2.326 inches are engineered to match factory specifications. The steel construction offers strength and resistance to wear, supporting the vehicle’s driveline integrity.

Additionally, this assembly is compatible with the vehicle’s anti-lock braking system through an encoder type ABS interface, although it does not include the ABS sensor itself. A gasket or seal is included to maintain proper sealing and prevent contamination. The assembly is not greaseable, which aligns with original equipment design for maintenance-free operation.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Volvo XC90
• Addresses wheel noise or roughness caused by bearing wear
• Resolves ABS warning lights related to hub encoder issues
• Fixes wheel play or looseness due to hub or bearing failure
• Restores proper wheel alignment and driveline performance

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the flange bolt holes and stud sizes match the vehicle specifications. Clean the mounting surface thoroughly and inspect the axle shaft splines for damage. Use the included gasket or seal to prevent moisture and debris ingress. Since this assembly is not greaseable, no additional lubrication is required during installation. Confirm ABS encoder compatibility and sensor connections after installation.

Quality Assurance and Warranty

The MPA Electrical WH512273 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 reliable service life under normal operating conditions. Warranty details are subject to the manufacturer’s terms and should be verified prior to purchase.