Timken HA590313 Wheel Bearing and Hub Assembly - Rear

Timken HA590313 Wheel Bearing and Hub Assembly Overview

The Timken HA590313 wheel bearing and hub assembly is engineered for reliable driveline performance in select Subaru models. Designed to meet precise specifications, this assembly ensures proper fit and function for vehicles like the Subaru BRZ, Forester, Impreza, Legacy, and Outback.

• 27 spline quantity for secure axle engagement
• 4 flange bolt holes with a 100 mm (3.937 inch) bolt circle diameter
• 5 wheel studs for stable wheel mounting
• Wheel pilot diameter of 56.00 mm (2.205 inches) for accurate wheel alignment
• Brake pilot diameter of 58.00 mm (2.283 inches) to support brake component fitment
• Hub pilot diameter of 84.00 mm (3.307 inches) ensuring proper hub centering
• Driven type assembly with a flange offset of 66.46 mm (2.617 inches)
• Flange diameter of 124.00 mm (4.882 inches) for compatibility with OEM components

Technical Details and Specifications

The Timken HA590313 is a wheel bearing and hub assembly designed specifically for driven axles. It features a 27-spline axle interface that matches the Subaru driveline requirements for models including the BRZ, Forester, Impreza, Legacy, and Outback. The assembly includes a 4-hole flange with a 100 mm bolt circle diameter, providing a secure mounting surface. The 5 wheel studs accommodate standard lug nuts, ensuring proper wheel attachment. Precise pilot diameters for the wheel (56.00 mm) and brake components (58.00 mm) help maintain alignment and reduce vibration. The hub pilot diameter of 84.00 mm centers the hub accurately on the axle shaft. The flange offset of 66.46 mm is designed to maintain correct wheel positioning relative to the suspension and brake system.

Compatible Subaru Models and Applications

This Timken wheel bearing and hub assembly is compatible with the following Subaru vehicles:

• Subaru BRZ
• Subaru Forester
• Subaru Impreza
• Subaru Legacy
• Subaru Outback

Use this part number HA590313 when searching for a replacement hub assembly for these models to ensure proper fitment and performance.

Common Issues Addressed by This Assembly

• Wheel bearing noise or roughness indicating wear or damage
• Excessive wheel play or looseness affecting vehicle stability
• Vibration or wobbling during driving due to hub misalignment
• ABS sensor errors related to hub assembly failure (if applicable)
• Corrosion or damage to the hub flange impacting wheel mounting

Installation Notes and Tips

• Verify vehicle compatibility with part number HA590313 before installation
• Ensure proper torque specifications for flange bolts and wheel studs
• Inspect axle splines and mating surfaces for wear or damage prior to assembly
• Use appropriate tools to avoid damaging the bearing or hub during installation
• Check wheel pilot and brake pilot diameters for correct component fitment

Quality Assurance and Warranty

Timken manufactures the HA590313 wheel bearing and hub assembly to meet OEM standards for durability and performance. This part undergoes rigorous quality control to ensure reliability in Subaru driveline applications. Warranty coverage details should be confirmed with the original equipment manufacturer or authorized distributor.