Moog 512273 Wheel Bearing and Hub Assembly - Rear

Overview of Moog 512273 Wheel Bearing and Hub Assembly

The Moog 512273 wheel bearing and hub assembly is engineered for precise fitment on Volvo XC90 models. Designed to meet OEM specifications, this component ensures reliable driveline performance and supports vehicle safety systems.

• Compatible with Volvo XC90
• Includes anti-lock brake sensor for ABS functionality
• 36 spline quantity for secure axle engagement
• 5 wheel studs and 4 flange bolt holes for stable mounting
• Trapazoid flange shape with 59.000 mm flange offset
• Wheel pilot diameter of 66.900 mm and brake pilot diameter of 68.000 mm
• Hub pilot diameter measures 87.400 mm for precise alignment
• Flange diameter of 135.800 mm and bolt circle diameter of 108.000 mm

Technical Details and Specifications

The Moog 512273 wheel bearing and hub assembly is designed with a 36 spline count to ensure a secure connection with the axle shaft. The assembly features a trapezoid flange shape with a 59.000 mm flange offset, providing proper positioning relative to the vehicle’s suspension components. It includes 5 wheel studs and 4 flange bolt holes, facilitating a stable and secure wheel mounting. The wheel pilot diameter of 66.900 mm and brake pilot diameter of 68.000 mm are engineered to align precisely with the Volvo XC90’s brake and wheel components. Additionally, the hub pilot diameter of 87.400 mm ensures accurate hub centering, reducing vibration and improving wheel balance. The flange diameter of 135.800 mm and bolt circle diameter of 108.000 mm support compatibility with the vehicle’s wheel design. This assembly also includes an anti-lock brake sensor, which integrates with the Volvo XC90’s ABS system to maintain vehicle stability and control during braking.

Applications and Problem Resolution

• Replaces worn or damaged wheel bearing and hub assemblies on Volvo XC90
• Restores proper wheel alignment and reduces vibration
• Ensures accurate ABS sensor functionality for safety systems
• Addresses wheel hub noise and roughness during driving
• Prevents premature tire wear caused by hub misalignment

Installation Notes and Tips

When installing the Moog 512273 wheel bearing and hub assembly, ensure the vehicle is securely lifted and supported. Verify that the spline count matches the axle shaft to avoid fitment issues. Proper torque specifications should be followed for the 5 wheel studs and 4 flange bolts to maintain secure mounting. Confirm the anti-lock brake sensor is correctly connected to preserve ABS functionality. It is recommended to inspect related suspension and brake components during installation for overall system integrity.

Quality Assurance and Warranty

Moog wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The 512273 part number undergoes rigorous quality control testing to maintain consistent fit and function. This product typically includes a limited warranty covering defects in materials and workmanship, providing confidence in its long-term use on Volvo XC90 vehicles.