MPA Electrical WH512283 Wheel Bearing and Hub Assembly - Rear Right

Reliable Wheel Bearing and Hub Assembly for Lexus and Toyota

The MPA Electrical WH512283 wheel bearing and hub assembly is designed to provide precise fitment and dependable performance for select Lexus and Toyota models. Engineered with a steel construction and integrated ABS sensor, this assembly ensures smooth wheel rotation and accurate braking system feedback.

• Includes trapezoid-shaped flange with 4 bolt holes
• Flange diameter measures 5.978 inches with a 2.834-inch offset
• Equipped with an anti-lock braking system (ABS) sensor
• Comes with gasket or seal for secure installation
• Features 5 wheel studs sized M12 x 1.5
• Hub pilot diameter of 3.301 inches for precise alignment
• Non-greaseable steel construction for durability

Detailed Product Description

The MPA Electrical WH512283 wheel bearing and hub assembly is a new, high-quality replacement part designed specifically for Lexus Highlander, RX330, RX350, and RX400h models, as well as compatible Toyota vehicles. This assembly includes a trapezoid flange with four bolt holes, providing a secure and stable mounting surface. The flange diameter of 5.978 inches and offset of 2.834 inches ensure proper fitment and alignment with the vehicle’s driveline components.

Equipped with an integrated ABS sensor, this assembly supports the vehicle’s anti-lock braking system by delivering accurate wheel speed data. The included gasket or seal helps maintain a tight, leak-free connection, while the steel construction offers strength and resistance to wear. The assembly features five wheel studs with an M12 x 1.5 thread size, compatible with factory lug nuts and wheels.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Lexus Highlander and RX series
• Restores proper ABS sensor function to prevent braking system errors
• Eliminates wheel noise or vibration caused by faulty bearings
• Addresses wheel hub looseness or play affecting vehicle handling
• Prevents premature tire wear due to misaligned hubs

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Clean the mounting surface thoroughly to remove debris and old gasket material. Verify the flange bolt hole pattern and stud size match the vehicle specifications. Handle the ABS sensor wiring carefully to avoid damage during installation. Torque all fasteners to manufacturer specifications to maintain proper assembly integrity.

Quality Assurance and Warranty

This MPA Electrical WH512283 wheel bearing and hub assembly is manufactured to meet OEM standards for fit, form, and function. The new condition of the part guarantees no prior wear or damage. While specific warranty details are not provided, MPA Electrical products typically adhere to industry quality controls to ensure reliable performance in Lexus Highlander and RX series vehicles.