Timken HA590023 Wheel Bearing and Hub Assembly - Front Right

Timken HA590023 Wheel Bearing and Hub Assembly Overview

The Timken HA590023 wheel bearing and hub assembly is engineered for reliable driveline performance in Chevrolet, GMC, and Isuzu vehicles. Designed specifically for models like the Chevrolet Colorado, GMC Canyon, and Isuzu i-350 and i-370, this assembly ensures precise fitment and durability.

• 27 spline quantity for secure axle engagement
• 6 wheel studs for stable wheel mounting
• 4 flange bolt holes with a 5.5-inch bolt circle diameter
• Wheel pilot diameter of 3.917 inches (99.50 mm) for accurate wheel alignment
• Brake pilot diameter of 3.937 inches (100.01 mm) to support brake component fitment
• Hub pilot diameter of 3.345 inches (84.97 mm) for proper hub centering
• Flange diameter of 7.25 inches (184.16 mm) with a flange offset of 2.647 inches (67.23 mm)
• Designed for driven axle applications

Technical Details and Specifications

The HA590023 wheel bearing and hub assembly from Timken is built to meet the exact specifications required by Chevrolet, GMC, and Isuzu trucks and SUVs. The 27-spline design ensures compatibility with the driven axle shafts of the Chevrolet Colorado and GMC Canyon, as well as Isuzu i-350 and i-370 models. The assembly features a 6-stud wheel configuration and a 4-bolt flange with a 5.5-inch bolt circle diameter, providing a secure and stable connection to the vehicle’s hub and wheel components.

Precise pilot diameters for the wheel (3.917 inches) and brake components (3.937 inches) help maintain proper alignment and reduce vibration. The hub pilot diameter of 3.345 inches centers the hub accurately on the axle, while the flange diameter and offset ensure correct positioning relative to the brake and wheel assemblies. This assembly is designed for driven axles, making it suitable for rear or front-wheel drive configurations depending on the vehicle.

Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on Chevrolet Colorado and GMC Canyon models
• Restores proper wheel alignment and reduces wheel vibration
• Addresses noise or roughness caused by failing wheel bearings
• Ensures secure mounting of wheels and brake components
• Prevents premature wear of driveline components due to improper fitment

Installation Notes and Tips

• Verify vehicle compatibility with Chevrolet Colorado, GMC Canyon, or Isuzu i-350/i-370 before installation
• Ensure proper torque specifications are followed 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 for smooth rotation and absence of play after installation

Quality Assurance and Warranty

Timken manufactures the HA590023 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. While specific warranty details may vary, Timken products typically include coverage against defects in materials and workmanship. Consult the product documentation or Timken directly for exact warranty terms.