Timken HA590411 Wheel Bearing and Hub Assembly - Front

Timken HA590411 Wheel Bearing and Hub Assembly Overview

The Timken HA590411 wheel bearing and hub assembly is engineered for reliable driveline performance in select Lexus and Toyota vehicles. Designed specifically for models like the Lexus CT200h and Toyota Prius, this assembly ensures precise fitment and durability.

• Compatible with Lexus CT200h, Toyota Prius, and Prius Plug-In models
• Driven type hub with 26 splines for secure axle engagement
• Five wheel studs and four flange bolt holes for stable wheel mounting
• Flange diameter of 125 mm (4.921 inches) and bolt circle diameter of 100 mm (3.937 inches)
• Multiple pilot diameters for wheel, brake, and hub ensuring accurate alignment
• Flange offset of 1.850 inches (47.00 mm) for proper wheel positioning

Detailed Specifications and Features

The Timken HA590411 assembly features a 26-spline driven hub designed to match the axle shaft precisely, providing smooth power transfer and reducing wear. It includes five wheel studs and four flange bolt holes, supporting secure wheel attachment. The flange diameter measures 125 mm (4.921 inches), while the bolt circle diameter is 100 mm (3.937 inches), matching OEM specifications for the Lexus CT200h and Toyota Prius models. Multiple pilot diameters—wheel pilot at 54 mm (2.126 inches), brake pilot at 55 mm (2.165 inches), and hub pilot at 84 mm (3.307 inches)—ensure proper centering of the wheel and brake components. The flange offset of 47 mm (1.850 inches) maintains correct wheel positioning relative to the suspension and steering geometry.

Applications and Problem Resolution

This wheel bearing and hub assembly is designed for use in the driveline system of compatible Lexus and Toyota hybrid vehicles. It addresses common issues such as:

• Eliminating wheel bearing noise and vibration
• Resolving wheel hub looseness or play
• Correcting uneven tire wear caused by hub misalignment
• Restoring proper wheel rotation and driveline function
• Preventing brake rotor wobble due to worn hub pilots

Installation Notes and Tips

When installing the Timken HA590411, ensure the vehicle is securely lifted and the wheel and brake components are removed carefully. Verify the spline count and pilot diameters match the axle and brake assembly. Torque the flange bolts and wheel studs to manufacturer specifications to avoid premature wear or failure. It is recommended to inspect related components such as axle shafts and brake rotors during installation for optimal performance.

Quality Assurance and Warranty

Timken manufactures the HA590411 wheel bearing and hub assembly to meet strict OEM standards, ensuring durability and reliable performance. This part is backed by Timken's quality assurance processes. Please refer to Timken's official warranty policy for coverage details.