Timken HA590273 Wheel Bearing and Hub Assembly - Front

Timken HA590273 Wheel Bearing and Hub Assembly Overview

The Timken HA590273 wheel bearing and hub assembly is engineered for driven axle applications requiring precise fitment and reliable performance. Designed with specific spline, flange, and pilot diameters, this assembly supports vehicles needing a 35-spline driven hub with a 10-stud wheel configuration.

• 35 spline quantity for accurate drivetrain engagement
• 4 flange bolt holes ensuring secure mounting
• Wheel pilot diameters of 120.65 mm and 4.750 inches for proper wheel alignment
• Brake pilot diameters of 125.00 mm and 4.921 inches for brake component compatibility
• 10 wheel studs for enhanced wheel retention
• Flange offset measurements of 2.232 mm and 56.70 mm for precise positioning
• Flange diameter of 200.00 mm (7.875 inches) and bolt circle diameter of 170.00 mm (6.693 inches)
• Designed specifically for driven axle applications

Detailed Product Description

The Timken HA590273 wheel bearing and hub assembly is a critical component in driveline and axle systems, particularly for vehicles requiring a driven hub with a 35-spline interface. The assembly features dual measurements for wheel pilot and brake pilot diameters, ensuring compatibility with a range of wheel and brake components. With 10 wheel studs and 4 flange bolt holes, this hub assembly provides a secure and stable mounting platform. The flange offset and diameter specifications are designed to maintain proper wheel positioning and alignment, which is essential for vehicle safety and performance.

Common Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on driven axles
• Resolves wheel vibration and noise caused by bearing wear
• Addresses wheel alignment issues related to flange offset discrepancies
• Prevents brake rotor misalignment through precise brake pilot diameters
• Supports vehicles requiring a 10-stud wheel configuration for enhanced load distribution

Installation Notes and Tips

Ensure the hub assembly matches the vehicle’s spline count and flange bolt pattern before installation. Proper torque specifications should be followed for flange bolts and wheel studs to avoid premature wear or failure. Verify that the wheel pilot and brake pilot diameters align with the vehicle’s wheel and brake components to maintain optimal fitment and performance.

Quality Assurance and Warranty

Timken manufactures the HA590273 wheel bearing and hub assembly to meet stringent quality standards for durability and performance. While specific warranty details are not provided, Timken products typically undergo rigorous testing to ensure reliability in demanding automotive applications.