Dorman 157-5104 Truck Cab Side Step

Dorman 157-5104 Truck Cab Side Step

The Dorman 157-5104 truck cab side step is a specific-fit replacement for vehicles that use a strap or bracket mount location. Built from steel with a black finish, it matches the original part’s fit, function, and appearance for a clean OE-style repair.

For truck owners searching for a truck cab side step replacement, Dorman 157-5104 offers a bolt-on design and a 32.75-inch surface length with a 5-inch surface width. It is a direct-fit solution for restoring cab access on the correct application, including Ford F-250 and Ford F-350 fitment searches where this part number is used.

Key Features

• Steel construction for durable cab-step service
• Black finish for a factory-style appearance
• Specific fit for the listed application
• Bolt-on attachment method
• 32.75-inch surface length and 5-inch surface width
• Mounts at the strap or bracket location
• OE-style replacement for Dorman 157-5104 applications

Detailed Product Overview

This truck cab side step is engineered to match the original part on specified vehicles, making it a practical choice for restoring entry access and maintaining the truck’s original look. The steel construction and 2.5 material thickness support dependable use, while the black surface helps it blend with the cab and surrounding trim. If you are searching for a Dorman 157-5104 replacement for Ford F-250 or Ford F-350 cab step applications, this part number is built for that exact type of repair.

This part cross-references Monroe Shocks & Struts (e.g., 3578201C1, M55201) for the same application.

What It Helps Fix

• Broken or worn cab side step assembly
• Loss of safe footing when entering the truck cab
• Mismatch in fit or appearance after prior repairs
• Corrosion-damaged step surface on the original part
• Need for a direct replacement on the correct Ford F-250 or Ford F-350 application

Installation Notes and Tips

Verify the mount location before installation; this step uses a strap or bracket mount and a bolt-on attachment method. Mounting hardware is not included. Confirm the vehicle’s original step style and compare the part number 157-5104 with the removed component before ordering. For Ford F-250 and Ford F-350 applications, matching the cab-side mounting points is essential for proper alignment.

Quality Assurance

Dorman manufactures this replacement part to match original fit, function, and appearance on the specified vehicle application. The steel construction and application-specific design support consistent replacement quality for cab step service.