Timken 515031 Wheel Bearing and Hub Assembly - Front

Timken 515031 Wheel Bearing and Hub Assembly Overview

The Timken 515031 wheel bearing and hub assembly is engineered for reliable performance in Ford Expedition and Lincoln Navigator vehicles. Designed to meet precise specifications, this driven hub assembly ensures proper fitment and durability for your driveline system.

• 33 spline quantity for secure axle engagement
• 3 flange bolt holes with a 135 mm (5.315 inch) bolt circle diameter
• 5 wheel studs for stable wheel mounting
• Wheel pilot diameters of 3.414 inches (86.72 mm) and brake pilot diameters of 3.636 inches (92.35 mm)
• Hub pilot diameter of 3.911 inches (99.34 mm) for accurate alignment
• Flange diameter of 181 mm (7.126 inches) with a flange offset of 1.955 inches (49.56 mm)
• Designed for driven axle applications

Detailed Product Description

The Timken 515031 wheel bearing and hub assembly is specifically designed for the driveline and axle systems of Ford Expedition and Lincoln Navigator models. This assembly features a 33-spline driven design that ensures a secure connection to the axle shaft. The flange includes three bolt holes arranged on a 135 mm bolt circle diameter, providing a precise and stable mounting surface. With five wheel studs, this hub assembly supports proper wheel installation and torque distribution.

Critical pilot diameters for the wheel (3.414 inches / 86.72 mm) and brake components (3.636 inches / 92.35 mm) ensure compatibility with OEM wheels and brake rotors. The hub pilot diameter of 3.911 inches (99.34 mm) maintains correct hub alignment, reducing vibration and wear. The flange diameter and offset are engineered to maintain proper wheel positioning relative to the suspension and brake system.

Compatible Vehicles and Applications

• Ford Expedition wheel bearing and hub replacement
• Lincoln Navigator driveline hub assembly upgrade
• Addressing wheel bearing noise or play in Ford Expedition
• Resolving hub assembly wear issues in Lincoln Navigator
• Replacing damaged or worn wheel hubs on compatible models

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Verify spline count and bolt pattern match the vehicle specifications
• Clean mounting surfaces to prevent misalignment
• Torque flange bolts and wheel studs to manufacturer specifications
• Inspect related components such as axle shafts and brake rotors during installation

Quality Assurance and Warranty

Timken wheel bearing and hub assemblies are manufactured to meet strict quality standards for durability and performance. The 515031 part number undergoes rigorous testing to ensure proper fit and function in Ford Expedition and Lincoln Navigator vehicles. Warranty coverage details should be confirmed with the product documentation or Timken directly.