Timken HA590435 Wheel Bearing and Hub Assembly - Front

Timken HA590435 Wheel Bearing and Hub Assembly Overview

The Timken HA590435 wheel bearing and hub assembly is engineered for reliable performance in Ford F-250 Super Duty and F-350 Super Duty trucks. Designed to meet precise specifications, this driven hub assembly ensures proper fitment and durability for heavy-duty applications.

• 38 spline quantity for secure drivetrain engagement
• 8 wheel studs for stable wheel mounting
• 4 flange bolt holes with a 170 mm bolt circle diameter
• Wheel pilot diameter of 124.90 mm (4.918 inches)
• Brake pilot diameter of 129.05 mm (5.081 inches)
• Hub pilot diameter of 92.00 mm (3.622 inches)
• Flange diameter of 203.00 mm (7.992 inches) with 42.80 mm (1.693 inches) flange offset
• Designed for driven axle applications

Detailed Product Description

The Timken HA590435 is a wheel bearing and hub assembly specifically designed for the driven axles of Ford F-250 Super Duty and F-350 Super Duty trucks. Featuring a 38-spline interface, this assembly provides a secure connection to the drivetrain, ensuring efficient torque transfer. The 8-wheel stud configuration supports heavy loads and maintains wheel stability under demanding conditions. The flange includes 4 bolt holes arranged on a 170 mm bolt circle diameter, matching factory specifications for proper installation.

Precision measurements such as the 124.90 mm wheel pilot diameter and 129.05 mm brake pilot diameter ensure compatibility with OEM components, reducing the risk of fitment issues. The hub pilot diameter of 92.00 mm centers the hub accurately on the axle, while the flange offset of 42.80 mm maintains correct wheel positioning relative to the suspension and brake system.

Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on Ford F-250 Super Duty and F-350 Super Duty
• Addresses wheel vibration and noise caused by bearing wear
• Resolves wheel hub looseness and play affecting vehicle handling
• Prevents premature brake rotor wear due to improper hub alignment
• Restores proper wheel mounting and torque transfer on driven axles

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Verify that the axle shaft splines and hub assembly splines are clean and free of debris to facilitate smooth engagement. Torque all flange bolts and wheel studs to manufacturer specifications to maintain safety and performance. It is recommended to inspect related components such as seals and brake parts during installation for comprehensive maintenance.

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet strict quality standards for durability and performance. The HA590435 part number undergoes rigorous testing to ensure compatibility with Ford F-250 Super Duty and F-350 Super Duty models. While specific warranty details are not provided here, Timken products typically come with a limited warranty covering defects in materials and workmanship.