Timken SP550217 Wheel Bearing and Hub Assembly - Front

Timken SP550217 Wheel Bearing and Hub Assembly Overview

The Timken SP550217 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
• 6 wheel studs for stable wheel mounting
• 4 flange bolt holes with a 110 mm bolt circle diameter
• Wheel pilot diameter of 86.80 mm (3.417 inches) for accurate wheel alignment
• Brake pilot diameter of 70.00 mm (2.756 inches) to support brake component fitment
• Hub pilot diameter of 99.34 mm (3.911 inches) for precise hub positioning
• Flange diameter of 183.00 mm (7.205 inches) with a flange offset of 46.00 mm (1.811 inches)
• Designed as a driven hub for Ford F-150 driveline applications

Detailed Product Description

The Timken SP550217 is a wheel bearing and hub assembly specifically designed for the Ford F-150, providing a direct replacement for the original equipment. This assembly features a 45 spline driven design that ensures a secure connection to the axle shaft. The 6 wheel studs and 4 flange bolt holes with a 110 mm bolt circle diameter provide a stable and precise mounting surface for the wheel. The wheel pilot diameter of 86.80 mm (3.417 inches) and brake pilot diameter of 70.00 mm (2.756 inches) help maintain proper alignment of the wheel and brake components, reducing vibration and wear. The hub pilot diameter of 99.34 mm (3.911 inches) ensures the hub seats correctly on the axle flange, while the flange diameter and offset are engineered to maintain factory specifications for optimal driveline geometry.

Common Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Ford F-150 models
• Eliminates wheel vibration caused by bearing wear or hub misalignment
• Resolves noise issues such as humming or grinding from the front axle area
• Addresses wheel play or looseness due to failed bearings or studs
• Restores proper brake component alignment and function

Installation Notes and Tips

• Ensure compatibility with your specific Ford F-150 model year before installation
• Use proper torque specifications for flange bolts and wheel studs to avoid premature wear
• Inspect axle splines and flange surfaces for damage prior to assembly
• Clean mounting surfaces thoroughly to ensure proper seating of the hub assembly
• Verify wheel pilot and brake pilot diameters match OEM specifications for correct fitment

Quality Assurance and Warranty Information

Timken manufactures the SP550217 wheel bearing and hub assembly to meet or exceed OEM standards for durability and performance. Each unit undergoes rigorous quality control to ensure precise dimensions and reliable operation. While specific warranty terms may vary, Timken products typically include coverage against defects in materials and workmanship. Consult Timken or your parts provider for detailed warranty information related to this assembly.