Dorman 425-387 Steering Shaft - Upper

Reliable Steering Shaft for Ford and Lincoln Vehicles

The Dorman 425-387 steering shaft is engineered to provide dependable steering performance for select Ford and Lincoln models. Designed with durable steel construction and precise dimensions, this steering shaft ensures a secure connection within the steering system of your Expedition, F-150, or Navigator.

• Constructed from robust steel for strength and durability
• Diameter measures 1.09 inches for accurate fitment
• Length of 16.77 inches to match OEM specifications
• Black finish for corrosion resistance
• Features both external and internal profile ends for proper steering linkage
• Compatible with Ford Expedition, F-150, and Lincoln Navigator models
• Part number 425-387 for easy identification and ordering

Product Details and Specifications

This Dorman steering shaft (part number 425-387) is designed without splines and universal joints, focusing on a straightforward, reliable connection. The shaft’s 1.09-inch diameter and 16.77-inch length align with factory requirements to maintain steering precision. Its black steel construction offers resistance to wear and environmental factors, helping to extend the lifespan of your vehicle’s steering components. The shaft includes both external and internal profile ends, ensuring compatibility with the steering gear and column interfaces on compatible Ford and Lincoln vehicles.

Compatible Vehicles and Applications

This steering shaft is compatible with the following vehicles:

• Ford Expedition
• Ford F-150
• Lincoln Navigator

It is designed to replace worn or damaged steering shafts in these models, restoring proper steering function and safety.

Common Issues Addressed by This Steering Shaft

• Steering play or looseness due to worn shaft components
• Unusual noises or vibrations in the steering column
• Difficulty in steering or reduced responsiveness
• Corrosion or damage to the original steering shaft
• Failure of the steering shaft causing unsafe driving conditions

Installation Notes and Tips

Installation of the Dorman 425-387 steering shaft requires mechanical knowledge and appropriate tools. Ensure the vehicle is securely lifted and the steering system is properly supported before removal. Verify the shaft length and diameter match the original part. Since mounting hardware and installation instructions are not included, refer to the vehicle’s service manual for torque specifications and alignment procedures. Proper installation is critical to maintain steering safety and performance.

Quality Assurance and Warranty

Dorman manufactures this steering shaft to meet or exceed OEM standards for fit, form, and function. The steel construction and precise engineering contribute to reliable performance. While specific warranty details are not provided, Dorman typically offers limited warranties on their replacement parts. Consult the product packaging or Dorman’s official resources for warranty information related to part number 425-387.