1. IMPORTANT - This running board side step is compatible with the 2007-2018 Silverado/GMC Sierra 1500 & 2500HD 3500HD Crew Cab with 4 full-size doors, 2019 Silverado/Sierra 2500HD 3500HD Crew Cab with 4 full-size doors (Gas Engine ONLY)\r 2. PRACTIcolor:Black, color:Silver, placement:Left, placement:Right, oem part number:E03ss0131, width:6 inches, material:Stainless steel, warranty:1 Year, load bearing:450 LBS