HomeBody > Truck CabDorman 157-5104 Truck Cab Side Step
Part #: 157-5104

Dorman 157-5104 Truck Cab Side Step

🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$94.14Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Durable Steel Truck Cab Side Step for Specific Vehicle Fitments

The Dorman 157-5104 truck cab side step offers a robust and reliable stepping solution designed for specific truck models. Constructed from heavy-duty steel with a black finish, this side step provides a secure foothold for easier cab access.

  • Made from 2.5 mm thick steel for strength and durability
  • Black powder-coated finish resists corrosion and wear
  • Surface width of 5 inches and length of 32.75 inches for ample stepping area
  • Bolt-on attachment method for secure mounting to strap or bracket locations
  • Designed for specific vehicle fitments to ensure proper alignment and safety
  • Includes one heavy duty side step; mounting hardware and brackets not included

Product Details and Specifications

The Dorman 157-5104 side step is engineered with a 2.5 mm thick steel construction, providing a sturdy platform for entering and exiting truck cabs. Its black finish offers resistance against rust and environmental damage, maintaining appearance and functionality over time. Measuring 32.75 inches in length and 5 inches in width, the step surface accommodates a comfortable and stable footing. This side step is designed for bolt-on installation, attaching securely to existing strap or bracket mount locations on compatible truck models. Note that mounting hardware and brackets are not included, so ensure compatibility with your vehicle’s mounting points before installation.

Common Applications and Problem Solving

  • Provides safer and easier access to truck cabs for drivers and passengers
  • Replaces worn or damaged factory side steps to restore functionality
  • Enhances vehicle utility for trucks with higher ground clearance
  • Offers a durable stepping surface resistant to heavy use and weather exposure
  • Supports loading and unloading tasks by providing a stable foothold

Installation Notes and Tips

Installation requires a bolt-on approach using existing strap or bracket mount points on the truck. Since mounting hardware and brackets are not included, verify that your vehicle’s mounting components are compatible and in good condition. Proper torque specifications should be followed to ensure secure attachment and prevent loosening during use. It is recommended to consult your vehicle’s service manual or a professional installer for guidance specific to your truck make and model.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 157-5104 truck cab side step undergoes quality checks to ensure durability and performance. Please refer to Dorman’s official warranty policy for coverage details, as warranty terms may vary by product and application.

BrandDorman
Part Number157-5104
MaterialSteel
ColorBlack
Mounting Hardware IncludedNo
Universal Or Specific FitSpecific
Bracket IncludedNo
Material Thickness2.5
Surface Width5
Attachment MethodBolt-on
Surface Length32.75
Mount LocationStrap or bracket
Package Contents1 heavy duty side step

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

3578201C1M55201

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.