Memorial Day Sale - Up to 50% Off! Shop Now >

Find Side Step Bars & Running Boards for your Sierra 2500

CB3 Running Boards; Black (20-26 Sierra 2500 HD Crew Cab)Find parts that fit my vehicle

Item HG16860
Our Price

$454.99 pair

Military, Medical & First Responders $23.75 Available in AT Cash Rewards.
Confirm Eligibility

Save with Open Box

From $272.99

CONFIRM THIS FITS YOUR VEHICLE!

Select a different vehicle Help?
Update or Change Vehicle
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Shop Owners Save More! Sign up for our dealer program

      Product Information

      Features, Description, Reviews, Q&A, Specs & Installation

      Features & Specs

      • CB3 Running Boards; Black
      • Heavy-Duty Running Boards With Modern Geometric Design
      • Matte Black Powder-Coated Steel Construction
      • Wide Non-Slip Step Surface for Safe Entry
      • Side-Mounted Brackets for Enhanced Ground Clearance
      • Direct Bolt-On Fit Using Factory Locations
      • Fits 2020-2026 Sierra 2500 HD Crew Cab Models

      Description

      Bold Functionality With Rugged Style. The CB3 Running Boards offer dependable footing and off-road styling to complement the aggressive stance of your Sierra. Crafted from heavy-gauge steel and finished in matte black, these boards deliver strength, corrosion resistance, and a modern visual upgrade. Their clean, low-profile design adds both utility and curb appeal.

      Built for Real-World Use. Featuring a wide step area and deep traction pattern, these running boards provide a secure grip in wet or muddy conditions. The elevated side brackets improve ground clearance while maintaining full-length step functionality, making them ideal for lifted or off-road-focused vehicles.

      Installation. This product installs directly to factory mounting points with no drilling. Includes all required brackets and hardware for a complete installation.

      Application. These CB3 Running Boards; Black fit 2020-2026 Sierra 2500 HD Crew Cab models.

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      4.5

      Customer Reviews (8)

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Sierra 2500

      • 6.6L V8 - 20, 21, 22, 23, 24, 25, 26
      • 6.6L V8 Duramax - 20, 21, 22, 23, 24, 25, 26