Fits: 2001 thru 2007 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ Duramax Diesel The AMP Research BedStep® is designed to perform flawlessly in snow, ice, dust, mud and dirt. This lightweight, yet rock-solid bumper step assist employs a rugged die-cast aluminum alloy linkage assembly that is crafted in the USA, and black-anodized and PTFE coated for maximum corrosion protection. Precision, stainless-steel hinge points and press-fit bushings ensure trouble-free action and reliable, maintenance-free operation for decades. Die-cast-aluminum alloy linkage components and precision-machined pivot points give BedStep® rock-solid stability, and the PTFE coating ensures years of trouble-free, corrosion-proof operation. The ridged, non-slip step is molded of strong glass-reinforced resin, for safe footing even in mud, snow or ice.Features: Frame-mounted tailgate access step Engineered to support up to 300 pounds High-strength aluminum components Precision stainless steel pivot pins for rock solid stability Maintenance free, self lubricating bushings for all weather performance Military spec, corrosion resistant, anodized and PTFE coated finish Non-slip, glass reinforced composite step pad -- Big enough for 2 large boots Easy bolt on installation 3-year/36,000-mile warranty Designed and built in America Includes: Driver Side BedStep Install Instructions