Timken SP550202 Wheel Bearing and Hub Assembly - Front

Timken SP550202 Wheel Bearing and Hub Assembly Overview

The Timken SP550202 wheel bearing and hub assembly is engineered for reliable performance in Ford Expedition and Lincoln Navigator vehicles. Designed as a non-driven hub, this assembly ensures precise fitment and durability for your driveline system.

• Non-driven wheel bearing and hub assembly
• 6 wheel studs for secure wheel mounting
• 4 flange bolt holes for stable attachment
• Flange diameter of 183.00 mm (7.205 inches)
• Bolt circle diameter of 134.00 mm (5.276 inches)
• Multiple pilot diameters for wheel, brake, and hub alignment
• Flange offset of 1.791 mm (45.50 inches)

Detailed Specifications and Features

The Timken SP550202 features a 6-stud wheel configuration and 4 flange bolt holes, providing a secure and stable connection to the vehicle’s suspension system. The flange diameter measures 183.00 mm (7.205 inches), while the bolt circle diameter is 134.00 mm (5.276 inches), ensuring compatibility with the specified Ford and Lincoln models. This assembly includes multiple pilot diameters: a wheel pilot diameter of 86.80 mm (3.417 inches), brake pilot diameter of 90.00 mm (3.543 inches), and hub pilot diameter of 99.00 mm (3.898 inches), which help maintain proper alignment and reduce vibration. The flange offset of 1.791 mm (45.50 inches) supports correct positioning relative to the axle.

Compatible Vehicles and Applications

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

• Ford Expedition
• Lincoln Navigator

It is designed specifically for non-driven axle positions, making it suitable for front or rear hubs depending on the vehicle configuration.

Common Issues Addressed by Timken SP550202

• Wheel bearing noise or roughness during operation
• Excessive wheel play or looseness
• Vibration or wobbling at the wheel
• Uneven brake rotor wear due to misalignment
• Failure of hub assembly causing wheel instability

Installation Notes and Tips

When installing the Timken SP550202, ensure the hub pilot diameters align correctly with the vehicle’s hub and brake components to maintain proper fitment. Use the 6 wheel studs and 4 flange bolt holes to secure the assembly firmly. It is recommended to torque all fasteners to manufacturer specifications and inspect the axle and surrounding components for wear or damage before installation.

Quality Assurance and Warranty

Timken is known for manufacturing precision-engineered driveline components. The SP550202 wheel bearing and hub assembly is built to meet OEM standards for durability and performance. This part comes with Timken’s standard warranty coverage, providing assurance against defects in materials and workmanship under normal use.