Timken HA590304 Wheel Bearing and Hub Assembly - Front

Timken HA590304 Wheel Bearing and Hub Assembly Overview

The Timken HA590304 wheel bearing and hub assembly is engineered for reliable performance in Chevrolet and GMC trucks. Designed specifically for the Canyon and Colorado models, this assembly ensures precise fitment and durability for driveline and axle applications.

• 27 spline quantity for secure axle engagement
• 4 flange bolt holes with a 140 mm (5.512 inch) bolt circle diameter
• 6 wheel studs for stable wheel mounting
• Wheel pilot diameter of 99.54 mm (3.919 inches) for accurate wheel alignment
• Brake pilot diameter of 100 mm (3.937 inches) to support brake component fitment
• Flange diameter of 184.12 mm (7.249 inches) with a flange offset of 67.24 mm (2.647 inches)
• Driven type hub designed for direct power transfer

Detailed Product Description

This Timken HA590304 wheel bearing and hub assembly is built to meet the exact specifications required by Chevrolet and GMC Canyon and Colorado trucks. The 27 spline count ensures a secure connection to the axle shaft, while the 4-bolt flange with a 140 mm bolt circle diameter provides a robust mounting surface. The 6 wheel studs accommodate standard wheel configurations, and the precise wheel pilot diameter of 99.54 mm helps maintain proper wheel centering and balance. Brake pilot diameters of 100 mm support proper brake rotor alignment, critical for braking performance. The flange offset and diameter are engineered to maintain correct wheel positioning relative to the suspension and brake components, ensuring consistent handling and safety.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Chevrolet Canyon and GMC Colorado
• 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

• Ensure compatibility with Chevrolet Canyon and GMC Colorado models before installation
• Use proper torque specifications for flange bolts and wheel studs to avoid damage
• Inspect axle splines and mating surfaces for wear prior to assembly
• Clean mounting surfaces thoroughly to ensure proper fit and sealing
• Verify wheel pilot and brake pilot diameters match vehicle specifications for optimal fit

Quality Assurance and Warranty

Timken manufactures the HA590304 wheel bearing and hub assembly to meet OEM standards for durability and performance. Each unit undergoes rigorous quality control to ensure precise dimensions and reliable operation. This part is backed by Timken's limited warranty, covering defects in materials and workmanship under normal use conditions.