Moog 512347 Wheel Bearing and Hub Assembly - Rear

Overview of Moog 512347 Wheel Bearing and Hub Assembly

The Moog 512347 wheel bearing and hub assembly is engineered for reliable performance on Mazda 3, Mazda 3 Sport, and Mazda 5 models. Designed to meet precise fitment specifications, this component ensures proper wheel alignment and smooth rotation.

• Flange bolt hole quantity: 4
• Wheel pilot diameter: 67.000 mm
• Brake pilot diameter: 72.000 mm
• Wheel stud quantity: 5
• Hub pilot diameter: 73.400 mm
• Modified flange shape
• Anti-lock brake sensor included
• Flange offset: 63.100 mm
• Flange diameter: 142.000 mm
• Bolt circle diameter: 114.300 mm

Technical Details and Specifications

The Moog 512347 wheel bearing and hub assembly features a modified flange shape with a flange diameter of 142 mm and a flange offset of 63.1 mm, designed to fit the specific hub pilot diameter of 73.4 mm. It includes 5 wheel studs and 4 flange bolt holes, ensuring secure mounting and compatibility with the Mazda 3, 3 Sport, and 5 models. The assembly also incorporates an anti-lock brake sensor, which is essential for maintaining ABS functionality and vehicle safety.

Compatible Vehicles and Applications

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

• Mazda 3 (various model years)
• Mazda 3 Sport
• Mazda 5

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

Common Issues Addressed by Moog 512347

• Wheel vibration or wobbling during driving
• Unusual noises such as grinding or humming from the wheel area
• ABS warning light activation due to faulty sensor
• Uneven tire wear caused by hub misalignment
• Loose or damaged wheel studs affecting wheel security

Installation Notes and Tips

When installing the Moog 512347 wheel bearing and hub assembly, ensure the vehicle is securely lifted and supported. Verify the flange bolt hole alignment and torque specifications according to Mazda manufacturer guidelines. The included anti-lock brake sensor should be connected properly to maintain ABS system functionality. It is recommended to inspect related suspension and brake components during installation for optimal performance.

Quality Assurance and Warranty

Moog wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards. The 512347 part number undergoes rigorous testing to ensure durability and performance. While specific warranty details may vary, Moog typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product's reliability.