Timken HA590360 Wheel Bearing and Hub Assembly - Front

Overview of Timken HA590360 Wheel Bearing and Hub Assembly

The Timken HA590360 wheel bearing and hub assembly is designed specifically for Mazda RX-8 models. This non-driven hub assembly ensures precise fitment and reliable performance, featuring key dimensions tailored to the RX-8's specifications.

• Compatible with Mazda RX-8 vehicles
• Non-driven wheel bearing and hub assembly
• 5 wheel studs with a 114.30 mm (4.5 inch) bolt circle diameter
• 4 flange bolt holes with a 140 mm (5.512 inch) flange diameter
• Multiple pilot diameters for wheel, brake, and hub alignment
• Flange offset of 54.51 mm (2.146 inches) for proper wheel positioning

Detailed Specifications and Features

The Timken HA590360 assembly includes a wheel pilot diameter of 67.00 mm (2.638 inches) and a brake pilot diameter of 72.00 mm (2.835 inches), ensuring accurate centering of the wheel and brake components. The hub pilot diameter measures 74.00 mm (2.913 inches), providing a secure fit on the axle. With 5 wheel studs and 4 flange bolt holes, this assembly matches the Mazda RX-8's factory specifications for mounting and stability. The flange offset of 54.51 mm (2.146 inches) maintains proper wheel alignment and clearance, critical for safe handling and tire wear.

Applications and Problem Resolution

• Replaces worn or damaged wheel bearing and hub assemblies on Mazda RX-8
• Addresses wheel vibration or noise caused by bearing failure
• Corrects wheel alignment issues related to hub wear
• Restores proper flange offset to prevent uneven tire wear
• Eliminates brake rotor misalignment due to hub pilot diameter discrepancies

Installation Notes and Tips

When installing the Timken HA590360, ensure the hub pilot diameter aligns precisely with the axle hub to avoid misalignment. Torque the 5 wheel studs and 4 flange bolts to manufacturer specifications to maintain safety and performance. It is recommended to inspect related components such as brake rotors and suspension parts during installation to ensure overall system integrity.

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet OEM standards for durability and fitment. The HA590360 part number undergoes rigorous quality control to ensure reliable operation in Mazda RX-8 vehicles. Timken typically offers a limited warranty covering defects in materials and workmanship, providing confidence in the product's longevity and performance.