Timken SP940201 Wheel Bearing and Hub Assembly - Front

Timken SP940201 Wheel Bearing and Hub Assembly Overview

The Timken SP940201 wheel bearing and hub assembly is engineered for reliable performance in Ford F-250 Super Duty and F-350 Super Duty trucks. Designed to meet precise specifications, this assembly ensures proper fitment and durability for demanding driveline applications.

• Compatible with Ford F-250 Super Duty and F-350 Super Duty models
• 32 spline quantity for secure drivetrain engagement
• 8 wheel studs for enhanced wheel mounting stability
• 4 flange bolt holes with a 170 mm bolt circle diameter
• Wheel pilot diameter of 125 mm (4.921 inches) and brake pilot diameter of 129.05 mm (5.081 inches)
• Hub pilot diameter of 140.04 mm (5.513 inches) for precise hub alignment
• Flange diameter of 203 mm (7.992 inches) with a flange offset of 46.50 mm (1.831 inches)
• Designed for driven axle applications

Technical Specifications and Features

The Timken SP940201 assembly features a 32-spline design that matches the driven axle requirements of Ford Super Duty trucks. The 8-wheel stud configuration provides a secure mounting surface for wheels, while the 4 flange bolt holes with a 170 mm bolt circle diameter ensure proper attachment to the vehicle hub. The wheel pilot diameter of 125 mm and brake pilot diameter of 129.05 mm allow for accurate positioning of the wheel and brake components, reducing vibration and improving safety. The hub pilot diameter of 140.04 mm supports precise hub centering, which is critical for maintaining drivetrain alignment and minimizing wear.

Applications and Problem Resolution

• Replacement for worn or damaged wheel bearing and hub assemblies on Ford F-250 Super Duty and F-350 Super Duty trucks
• Addresses wheel vibration and noise caused by bearing failure
• Resolves issues related to uneven tire wear due to hub misalignment
• Eliminates wheel looseness and improves overall vehicle stability
• Prevents brake rotor runout by maintaining proper brake pilot diameter

Installation Notes and Tips

Ensure the vehicle is securely lifted and supported before beginning installation. Clean the hub mounting surface thoroughly to remove rust and debris. Verify the spline count and pilot diameters match the vehicle specifications. Use a calibrated torque wrench to tighten flange bolts to manufacturer-recommended torque values. Inspect wheel studs for damage and replace if necessary. After installation, check for proper wheel alignment and test drive to confirm noise and vibration issues are resolved.

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet or exceed OEM standards for durability and performance. The SP940201 part number undergoes rigorous quality control to ensure consistent fit and function. While specific warranty details may vary, Timken typically offers coverage against defects in materials and workmanship. Consult the product documentation or Timken directly for exact warranty terms applicable to this assembly.