2011-2014 GM HD BedStep Black Retractable Bumper Step (AMP75308-01A)Improve the utility of your heavy duty truck with the AMP Research BedStep, the original retractable bumper step. Specifically engineered for GMC Sierra 2500 and 3500 HD models, this step provides a rock solid, non slip surface that makes loading and unloading your bed significantly easier on your back and knees. The clever design allows you to deploy the step with a simple nudge of your foot, even when your hands are full. When the job is done, it