Timken HA590170 Wheel Bearing and Hub Assembly - Rear

Timken HA590170 Wheel Bearing and Hub Assembly Overview

The Timken HA590170 wheel bearing and hub assembly is engineered for reliable performance in Scion and Toyota vehicles, specifically designed for models like the Scion iQ and Toyota Yaris. This non-driven hub assembly ensures precise fitment and durability for your vehicle's driveline system.

• Compatible with Scion iQ and Toyota Yaris models
• Non-driven wheel bearing and hub assembly
• 4 flange bolt holes and 4 wheel studs for secure mounting
• Flange diameter of 135.00 mm (5.315 inches) with a bolt circle diameter of 100.00 mm (3.937 inches)
• Multiple pilot diameters for wheel, brake, and hub ensuring proper alignment
• Flange offset of 2.362 inches (60.00 mm) for correct positioning

Detailed Specifications and Features

The Timken HA590170 features a flange bolt hole quantity of 4 and 4 wheel studs, providing a stable and secure connection to the vehicle’s wheel assembly. The flange diameter measures 135.00 mm (5.315 inches), paired with a bolt circle diameter of 100.00 mm (3.937 inches), which matches the factory specifications for the Scion iQ and Toyota Yaris. The hub pilot diameter is 74.00 mm (2.913 inches), while the wheel pilot diameter is 54.00 mm (2.126 inches), and the brake pilot diameter is 55.00 mm (2.165 inches), ensuring precise centering of the wheel and brake components. This assembly is designed as a non-driven hub, suitable for front or rear axle applications where no drive torque is transmitted.

Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on Scion iQ and Toyota Yaris
• Eliminates wheel vibration caused by bearing wear
• Resolves noise issues related to failing hub bearings
• Restores proper wheel alignment and brake rotor positioning
• Prevents premature tire wear due to hub assembly defects

Installation Notes and Tips

When installing the Timken HA590170, ensure the flange bolt holes and wheel studs align correctly with the vehicle’s hub mounting points. Use proper torque specifications for the flange bolts to avoid damage or loosening. Verify the pilot diameters match the wheel and brake components to maintain proper centering and avoid vibration. It is recommended to inspect the axle and surrounding components for wear or damage during installation to ensure optimal performance.

Quality Assurance and Warranty

Timken manufactures the HA590170 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable operation. This part is backed by Timken’s warranty coverage, which protects against defects in materials and workmanship under normal use. Always refer to Timken’s warranty terms for specific coverage details.