Timken HA590261 Wheel Bearing and Hub Assembly - Front or Rear

Timken HA590261 Wheel Bearing and Hub Assembly Overview

The Timken HA590261 wheel bearing and hub assembly is engineered for reliable driveline performance in select Ford and Lincoln vehicles. Designed to meet precise specifications, this assembly ensures proper fitment and durability for models such as the Ford Edge, Flex, Taurus, and Lincoln MKS, MKT, and MKX.

• 38 spline quantity for secure drivetrain engagement
• 5 wheel studs and 4 flange bolt holes for stable wheel mounting
• Wheel pilot diameter of 2.490 inches (63.25 mm) for accurate wheel alignment
• Brake pilot diameter of 2.284 inches (58.00 mm) to support brake component fitment
• Hub pilot diameter of 3.627 inches (92.12 mm) ensuring proper hub centering
• Flange offset of 1.691 inches (42.95 mm) and flange diameter of 5.739 inches (145.77 mm) for correct positioning
• Bolt circle diameter of 4.500 inches (114.30 mm) matching OEM specifications
• Designed for driven axle applications

Technical Details and Compatibility

This Timken HA590261 wheel bearing and hub assembly is specifically designed for driven axles, featuring a 38-spline interface that matches the drivetrain requirements of compatible Ford and Lincoln vehicles. The assembly includes 5 wheel studs and 4 flange bolt holes, providing a secure and stable connection between the wheel and hub. The precise wheel pilot diameter of 2.490 inches (63.25 mm) and brake pilot diameter of 2.284 inches (58.00 mm) ensure proper alignment of wheels and brake components, reducing vibration and wear.

The hub pilot diameter of 3.627 inches (92.12 mm) centers the hub accurately on the axle, while the flange offset and diameter maintain correct positioning relative to the suspension and brake system. The bolt circle diameter of 4.500 inches (114.30 mm) matches factory specifications for the listed vehicle models, ensuring straightforward installation without modification.

Compatible Vehicles

This wheel bearing and hub assembly is compatible with the following makes and models:

• Ford Edge
• Ford Flex
• Ford Taurus
• Lincoln MKS
• Lincoln MKT
• Lincoln MKX

Common Applications and Problem Resolution

The Timken HA590261 assembly is used to replace worn or damaged wheel bearings and hubs, addressing issues such as:

• Excessive wheel play or looseness
• Unusual noises coming from the wheel area during driving
• Vibration or wobbling at certain speeds
• ABS sensor malfunctions related to hub assembly wear
• Uneven tire wear caused by improper hub alignment

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Clean the axle shaft and surrounding components to remove debris and corrosion
• Verify spline count and dimensions match the replacement part before installation
• Torque flange bolts and wheel studs to manufacturer specifications
• Check wheel alignment and brake system operation after installation

Quality Assurance and Warranty

Timken manufactures the HA590261 wheel bearing and hub assembly to meet or exceed OEM standards for durability and performance. Each unit undergoes rigorous quality control to ensure proper fit and function. This part is backed by Timken's limited warranty, covering defects in materials and workmanship under normal use conditions.