N-Fab C0770RC-4 Nerf Step Bar Wheel To Wheel Features: Main Bar Is Built High And Tight To Hide Frame Provides Better Visual Aesthetics Provides Added Protection From Road Debris Welded Step Pads Will Not Crack Or Break Solid 1Pc Non Modular Design For Easy Installation Tube Is Treated For Corrosion Inside And Out Patented Nerf Step Design Limited Lifetime Warranty Height: 10.50 Width: 13.50 Length: 89.00 Weight: 72.00 lbs Fitment: 2013/GMC/Sierra 1500/WT Standard Cab Pickup 2-Door/5.3L 5328CC 325Cu. In. V8 FLEX OHV Naturally Aspirated::Bed Length = 78.7^^2013/GMC/Sierra 1500/WT Standard Cab Pickup 2-Door/4.8L 294Cu. In. V8 FLEX OHV Naturally Aspirated::Bed Length = 78.7^^2013/GMC/Sierra 1500/WT Standard Cab Pickup 2-Door/4.3L 262Cu. In. V6 GAS OHV Naturally Aspirated::Bed Length = 78.7^^2013/GMC/Sierra 1500/SLE Standard Cab Pickup 2-Door/...