Timken HA590338 Wheel Bearing and Hub Assembly - Rear

Timken Rear Wheel Bearing and Hub Assembly

Timken HA590338 is a rear wheel bearing and hub assembly for select Toyota and Lexus applications. It is built with OE-developed testing and precision bearing construction to support smooth wheel rotation, reduced noise, and stable braking performance on the rear axle.

Key Features

• Rear wheel bearing and hub assembly for driven applications
• Low runout design helps reduce noise and vibration
• Premium seals use reinforced construction and contamination control features
• Precision bearing profiles and uniform internal geometry support load capacity and bearing life
• ABS sensor is 100% tested for wheel speed monitoring
• 26 spline quantity, 4 flange bolt holes, 5 wheel studs
• Bolt circle diameter: 114.30 mm / 4.500 in.
• Hub pilot diameter: 79.40 mm / 3.125 in.

Detailed Description

Timken HA590338 is engineered for rear-wheel applications on the Toyota Venza, Toyota Highlander, Lexus RX350, Lexus RX400h, and Lexus RX330. It uses precision-machined bearing surfaces and controlled internal geometry to support consistent rotation and dependable wheel-end performance. The assembly also includes an ABS sensor that is tested to monitor wheel speed for anti-lock braking systems. This part cross-references SKF BR930338 for the same application.

What It Helps Address

• Rear wheel bearing noise or growling
• Wheel vibration caused by excessive hub runout
• ABS wheel speed signal issues related to the hub assembly
• Uneven braking feel from worn rear hub components
• Loose or rough rear wheel rotation

Installation Notes and Tips

Confirm rear fitment by year, make, model, and build details before installation. This part fits 2004-2013 Toyota Highlander, rear; 2009-2015 Toyota Venza, rear; 2004-2006 Lexus RX330, rear; 2006-2008 Lexus RX400h, rear; 2009 Lexus RX350, rear; and 2007-2008 Lexus RX350, rear, Japan Built. Inspect the mating surfaces, axle splines, and ABS connector condition during replacement, and verify proper torque specifications during installation. Timken HA590338 is also listed as a cross-reference to MOOG Hub Assemblies 512284 for the same application.

Quality Assurance

Timken uses OE-developed testing to control the design, materials, and manufacturing process of its hub bearing assemblies. The result is a rear hub assembly built around precision bearing surfaces, enhanced sealing, and tested ABS sensor performance for consistent wheel-end operation.