AutobotUSA STAINLESS STEEL CHROME TRUCK SIDE BAR RAILS 07+ SILVERADO/SIERRA 1500 5.5 Ft BED 2007-2013 Chevy Silverado 1500 Fleetside 5.5 ft ( 66" ) Short Bed New Body Style Models. 2007-2013 GMC Sierra 1500 Fleetside 5.5 ft ( 66" ) Short Bed New Body Style Models. 2007-2013 GMC Sierra 1500 Denali Fleetside 5.5 ft ( 66" ) Short Bed New Body Style Models. ( Will Not Fit With 6.5 ft ( 78" ) Bed & 8 ft ( 96" ) Long Bed Models ) Truck Bed Side Rails ( Screws & Installation Guide Are Included ) Color: Chrome Function: Heavy Duty Stainless Steel With Warranty Against Rust And Corrosion. Approximate: 65" In Length, 2" In Diameter Professional Installation is recommended. General Installation guide might be provided upon request