Timken SP550214 Wheel Bearing and Hub Assembly - Front

Timken SP550214 Wheel Bearing and Hub Assembly Overview

The Timken SP550214 wheel bearing and hub assembly is engineered for reliable performance on Ford F-150 trucks. Designed to meet precise specifications, this driven hub assembly ensures proper fitment and durability for your vehicle's driveline system.

• 45 spline quantity for secure drivetrain connection
• 4 flange bolt holes with a 135 mm (5.315 inch) bolt circle diameter
• 6 wheel studs for stable wheel mounting
• Wheel pilot diameters of 3.417 inches (86.80 mm) and brake pilot diameters of 3.544 inches (90.03 mm)
• Hub pilot diameters measuring 3.911 inches (99.34 mm)
• Flange diameter of 183 mm (7.205 inches) with a flange offset of 1.811 inches (46.00 mm)
• Designed specifically for driven axle applications

Technical Details and Specifications

The Timken SP550214 is a wheel bearing and hub assembly tailored for the Ford F-150, providing a precise fit with its 45 spline count and 6 wheel studs. The flange features 4 bolt holes arranged on a 135 mm bolt circle diameter, ensuring compatibility with the vehicle’s hub mounting system. The wheel pilot diameter of 3.417 inches and brake pilot diameter of 3.544 inches support proper alignment of the wheel and brake components. Additionally, the hub pilot diameter of 3.911 inches helps maintain concentricity and reduces vibration during operation. The flange offset of 1.811 inches and flange diameter of 183 mm are designed to match the Ford F-150’s driveline geometry, contributing to consistent wheel positioning and load distribution.

Applications and Problem Solving

• Replacement for worn or damaged wheel bearing and hub assemblies on Ford F-150 models
• Addresses wheel vibration and noise caused by bearing wear
• Resolves issues with uneven tire wear due to hub misalignment
• Corrects wheel hub looseness or play affecting vehicle handling
• Restores proper brake rotor alignment for consistent braking performance

Installation Notes and Tips

When installing the Timken SP550214 on a Ford F-150, ensure the hub and bearing surfaces are clean and free of debris. Use a calibrated torque wrench to tighten the flange bolts to manufacturer specifications, maintaining the 135 mm bolt circle pattern. Verify the spline engagement and wheel stud alignment before final assembly. It is recommended to inspect the axle shaft and surrounding components for wear or damage during installation to ensure optimal performance.

Quality Assurance and Warranty

Timken manufactures the SP550214 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable operation. This part is backed by Timken’s limited warranty against defects in materials and workmanship, providing confidence in its long-term service life when installed according to guidelines.