Timken HA590470 Wheel Bearing and Hub Assembly - Rear

Timken HA590470 Wheel Bearing and Hub Assembly Overview

The Timken HA590470 wheel bearing and hub assembly is engineered for reliable driveline performance in Chevrolet Equinox and GMC Terrain models. Designed to meet precise specifications, this assembly ensures proper fit and function for driven axle applications.

• 30 spline quantity for secure axle engagement
• 4 flange bolt holes with a 157.00 mm flange diameter
• 5 wheel studs for stable wheel mounting
• Wheel pilot diameter of 60.90 mm (2.398 inches) for accurate wheel alignment
• Brake pilot diameter of 67.33 mm (2.651 inches) to support brake component fitment
• Hub pilot diameter of 83.95 mm (3.305 inches) for precise hub centering
• Flange offset of 64.52 mm (2.540 inches) to maintain correct wheel positioning
• Bolt circle diameter of 119.68 mm (4.712 inches) matching OEM specifications

Detailed Product Description

The Timken HA590470 is a wheel bearing and hub assembly designed specifically for driven axle applications on Chevrolet Equinox and GMC Terrain vehicles. This assembly features a 30-spline axle interface, ensuring a secure connection to the drivetrain. The flange includes 4 bolt holes and a 157 mm diameter, providing a robust mounting surface. With 5 wheel studs, it supports proper wheel attachment and load distribution.

Critical pilot diameters are engineered to OEM standards: the wheel pilot diameter measures 60.90 mm (2.398 inches), the brake pilot diameter is 67.33 mm (2.651 inches), and the hub pilot diameter is 83.95 mm (3.305 inches). These dimensions ensure precise alignment of wheels and brake components, reducing vibration and wear. The flange offset of 64.52 mm (2.540 inches) maintains correct wheel positioning relative to the suspension and steering geometry.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Chevrolet Equinox and GMC Terrain
• Eliminates wheel noise caused by bearing wear or failure
• Resolves wheel vibration and steering instability issues
• Addresses uneven tire wear due to hub misalignment
• Restores proper brake rotor alignment and performance

Installation Notes and Tips

• Verify compatibility with Chevrolet Equinox and GMC Terrain models before installation
• Ensure proper torque specifications for flange bolts and wheel studs to avoid premature wear
• Inspect axle splines and mating surfaces for damage prior to assembly
• Use appropriate tools to avoid damaging the bearing seals during installation
• Check wheel alignment after installation to confirm correct fitment

Quality Assurance and Warranty

Timken manufactures the HA590470 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable performance. This part is backed by Timken's warranty coverage, which protects against defects in materials and workmanship under normal use conditions. Always refer to Timken's warranty documentation for specific terms and conditions.