Timken HA590478 Wheel Bearing and Hub Assembly - Front

Timken Wheel Bearing and Hub Assembly for Ford Taurus

The Timken HA590478 wheel bearing and hub assembly is engineered for reliable driveline performance in Ford Taurus vehicles. Designed to meet precise specifications, this assembly ensures proper fitment and durability for your vehicle's front or rear driven axle.

• Compatible with Ford Taurus models requiring a 38-spline driven hub
• Features 5 wheel studs and 4 flange bolt holes for secure mounting
• Wheel pilot diameter measures 2.490 inches (63.25 mm) for accurate wheel alignment
• Brake pilot diameter of 2.678 inches (68.02 mm) supports proper brake rotor fitment
• Hub pilot diameter of 3.823 inches (97.10 mm) ensures precise hub centering
• Flange offset of 1.690 inches (42.93 mm) and flange diameter of 5.739 inches (145.77 mm) for correct positioning
• Bolt circle diameter of 4.494 inches (114.57 mm) matches factory specifications

This Timken HA590478 wheel bearing and hub assembly is designed specifically for the driven axle of Ford Taurus vehicles. The 38-spline configuration and 5-lug wheel stud pattern provide a secure and exact fit, maintaining wheel stability and reducing vibration. The precise pilot diameters for the wheel, brake, and hub ensure proper alignment and compatibility with OEM components, which is critical for maintaining braking performance and wheel balance. The flange offset and bolt circle diameter conform to factory standards, allowing for straightforward installation without modifications.

Common Applications and Problem Resolution

• Replaces worn or damaged wheel bearings causing noise or rough rotation
• Addresses wheel hub looseness or excessive play affecting vehicle handling
• Resolves issues with uneven brake rotor wear due to improper hub fitment
• Eliminates vibration or wobble caused by faulty hub assemblies
• Restores proper wheel alignment and stability for safer driving

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before beginning installation
• Remove the old hub assembly carefully to avoid damage to surrounding components
• Verify spline count and bolt pattern match the Timken HA590478 before installation
• Torque flange bolts and wheel studs to manufacturer specifications
• Inspect related components such as axle shafts and brake rotors during installation

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for durability and performance. The HA590478 part undergoes rigorous quality control testing to ensure reliability under normal operating conditions. This product is backed by Timken's limited warranty against defects in materials and workmanship, providing confidence in your replacement part.