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Steel Craft STX400 Aluminum Rocker Mount Step Boards - Black (07-13 Sierra 1500 Extended Cab)

AmericanTrucks no longer carries the Steel Craft STX400 Aluminum Rocker Mount Step Boards - Black (07-13 Sierra 1500 Extended Cab). Please check out 2007-2013 Sierra 1500 Side Step Bars & Running Boards for an updated selection.
Ship to: Ashburn - 20149
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Features & Details

  • Step Boards
  • Aluminum Body
  • Stainless Steel Cover Plates
  • 5-Inch Pads
  • Black Powder Coat Finish
  • Sold as a Pair
  • Includes Rocker Panel Mount
  • Bolt-On Installation
  • Fits 2007 to 2013 GMC Sierra Extended Cab Models
Sure Footing. Make safety a priority for your off-roading vehicle with this pair of driver and passenger side Steel Craft STX400 Aluminum Step Boards, making it safer and easier to step into and out of your GMC Sierra. With their durable construction, aggressive patterned padding, and protective finish, these steps are built to enhance both the style and safety of your vehicle for years to come.

Sturdy Construction. These Steel Craft STX400 Aluminum Step Boards' bodies feature aircraft-quality aluminum, which translates to intense strength while being ridiculously light weight. Both boards utilize 5-inch patterned pads for secure, no-slip stepping.

Protective Finish. The stainless steel cover plates are both a stylish accent as well as a protective element for your Sierra. The black finish with e-coating and texture powder coating offers resistance against corrosion and UV damage.

Easy to Install. The step boards are easy for anyone to install, thanks to their bolt-on installation. The kit includes step boards for the driver and passenger sides, as well as all rocker panel mounting hardware necessary for installation.

Application. The Steel Craft STX400 Aluminum Step Boards are sold as a pair and include rocker panel mounting hardware. They're designed to fit 2007 to 2013 GMC Sierra extended cab models.

Fitment: 2007 2008 2009 2010 2011 2012 2013 Details

MPN# 400-02240

CA Residents: WARNING: Cancer and Reproductive Harm -

What's in the Box
  • (1) Driver Side Step Board
  • (1) Passenger Side Step Board
  • Mounting Hardware
Installation Info
Tech Specs
Will it fit my Sierra 1500?

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        Customer Reviews (1) Write a Review

        Overall Rating 5

        out of 5 stars

        • Finish 5 5
        • Appearance 5 5
        • Bang For Your Buck 4 4

        • 5/5

          July 28, 2018

          Review from Steel Craft STX400 Aluminum Rocker Mount Step Boards - Black (14-18 Silverado 1500 Double Cab)

          Step boards

          Have been looking for this step, just got a 2018 Silverado and they look the best


          Year: 2018 Engine: 4.3L V6

          Helpful (13)