STX400 Running Boards; Rocker Mount; Black (07-13 Sierra 1500 Extended Cab)Find parts that fit my vehicle

Sure Footing. Make safety a priority for your off-roading vehicle with this pair of driver and passenger side 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 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. These 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. These 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.

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