●Compatible with Chevy Silverado/GMC Sierra 2007-2018 Crew Cab & 2500 HD/3500 HD 2019 Crew Cab (Excl. 07 Classic)(Incl. Diesel Models With DEF Tanks) ●Made of Stainless Steel square tube and drop step pads, triple-layer black powder coated finish for aggressive tough look. ●APS unique patented design for light duty urban use combine with fuel efficiency and functioning. Limited 5-year warranty against manufacturing defects. ●Precision engineered to support 500 lbs in weight capacity. ●Easy to install, comes with all mounting hardware and DIY instructions.