Timken HA590365 Wheel Bearing and Hub Assembly - Rear

Timken HA590365 Wheel Bearing and Hub Assembly Overview

The Timken HA590365 wheel bearing and hub assembly is engineered for reliable performance on Scion xD vehicles. Designed as a non-driven hub, this assembly ensures precise fitment and durability for your driveline and axle needs.

• Flange bolt hole quantity: 4 for secure mounting
• Wheel pilot diameter: 2.126 inches (54.00 mm)
• Brake pilot diameter: 2.165 inches (55.00 mm)
• Wheel stud quantity: 5 for optimal wheel attachment
• Hub pilot diameter: 2.909 inches (73.90 mm)
• Flange offset: 2.362 inches (60.00 mm)
• Flange diameter: 5.315 inches (135.00 mm)
• Bolt circle diameter: 3.937 inches (100.00 mm)
• Drive type: Non-driven hub assembly

Detailed Description of Timken HA590365 Assembly

This Timken wheel bearing and hub assembly (part number HA590365) is specifically designed for the Scion xD, providing a precise match to factory specifications. The assembly features a 5-stud wheel configuration and a 4-hole flange bolt pattern, ensuring compatibility with the vehicle’s wheel and brake components. The wheel pilot diameter of 2.126 inches and brake pilot diameter of 2.165 inches allow for proper alignment and secure fitment of the brake rotor and wheel. The hub pilot diameter of 2.909 inches supports the hub’s centering on the axle, while the flange offset of 2.362 inches maintains correct positioning relative to the suspension and steering components. This non-driven hub assembly is intended for use on the Scion xD’s front or rear non-driven axle positions.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Scion xD
• Eliminates wheel vibration caused by bearing wear
• Resolves noise issues such as humming or grinding from the wheel area
• Restores proper wheel alignment and brake rotor positioning
• Prevents premature tire wear due to hub or bearing failure

Installation Notes and Tips

When installing the Timken HA590365 wheel bearing and hub assembly, ensure the vehicle is securely lifted and supported. Remove the wheel and brake components carefully to avoid damage to the brake pilot surfaces. Verify the flange bolt hole quantity and wheel stud count match the vehicle’s specifications. Use a calibrated torque wrench to tighten flange bolts to manufacturer-recommended torque values. Inspect the axle shaft and surrounding components for wear or damage before assembly. Proper lubrication and clean mounting surfaces will help ensure long service life.

Quality Assurance and Warranty Information

Timken is a recognized manufacturer of driveline and axle components, known for meeting industry standards for durability and performance. The HA590365 wheel bearing and hub assembly undergoes rigorous quality control to ensure dimensional accuracy and material integrity. This part is backed by Timken’s standard warranty coverage, which protects against defects in materials and workmanship under normal use conditions. For specific warranty details, refer to Timken’s official documentation.