Timken SP550212 Wheel Bearing and Hub Assembly - Front

Timken SP550212 Wheel Bearing and Hub Assembly Overview

The Timken SP550212 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 axle engagement
• 4 flange bolt holes with a 135 mm (5.315 inch) bolt circle diameter
• 6 wheel studs for stable wheel mounting
• Wheel pilot diameter of 86.80 mm (3.417 inches) and brake pilot diameter of 90.26 mm (3.554 inches)
• Hub pilot diameter of 99.34 mm (3.911 inches) for accurate hub alignment
• Flange diameter of 183 mm (7.205 inches) with a flange offset of 46 mm (1.811 inches)
• Designed as a driven hub assembly compatible with Ford F-150 models

Technical Details and Specifications

The Timken SP550212 is a wheel bearing and hub assembly specifically designed for the Ford F-150, providing a precise fit with its 45 spline axle interface. The assembly features a 4-bolt flange with a 135 mm bolt circle diameter, ensuring secure attachment to the vehicle’s driveline. The 6 wheel studs accommodate standard wheel mounting, while the wheel pilot diameter of 86.80 mm and brake pilot diameter of 90.26 mm provide proper centering for wheels and brake components. The hub pilot diameter of 99.34 mm ensures accurate hub alignment, reducing vibration and improving wheel stability. With a flange diameter of 183 mm and a flange offset of 46 mm, this assembly maintains correct positioning relative to the vehicle’s suspension and braking system.

Compatible Vehicles and Applications

This Timken SP550212 wheel bearing and hub assembly is compatible with Ford F-150 trucks requiring a driven hub assembly with the specified spline count and bolt pattern. It is suitable for models that match these dimensions and specifications, ensuring proper fit and function within the driveline and axle system.

• Eliminates wheel bearing noise and roughness
• Resolves wheel hub vibration issues
• Corrects wheel alignment problems caused by worn hubs
• Prevents premature brake rotor wear due to hub misalignment
• Restores secure wheel mounting and stability

Installation Notes and Tips

When installing the Timken SP550212 on a Ford F-150, ensure the vehicle is securely lifted and supported. Clean the mounting surface thoroughly before installation to prevent contamination. Torque the flange bolts to manufacturer specifications to avoid loosening or damage. Verify the spline engagement and pilot diameters match the axle and wheel components for proper fitment. It is recommended to inspect related components such as axle shafts and brake rotors during installation.

Quality Assurance and Warranty

Timken manufactures the SP550212 wheel bearing and hub assembly to meet strict quality standards, ensuring durability and reliable performance. This part is backed by Timken’s warranty coverage, which protects against defects in materials and workmanship under normal use. Always refer to Timken’s warranty terms for specific coverage details.