Extang Trifecta Signature Tonneau Cover Features: Tri-Fold Design Comes Completely Assembled No Loose Parts Installs In Seconds No Tools Fast New Clamping System Double Pivot Hinges W/Center Link And Padded Seals MaxCare Warranty; 10 Year Tarp; Lifetime Frame Improves Gas Mileage By 10 Percent Height: 5.00 Width: 30.00 Length: 74.00 Fitment: 2014/GMC/Sierra 3500 HD/WT Standard Cab Pickup 2-Door/6.6L 6599CC 403Cu. In. V8 DIESEL OHV Turbocharged::Bed Length = 78.8, Bed Side = Fleetside, Dually Bed^^2014/GMC/Sierra 3500 HD/WT Standard Cab Pickup 2-Door/6.0L 5967CC 364Cu. In. V8 GAS OHV Naturally Aspirated::Bed Length = 78.8, Bed Side = Fleetside, Dually Bed^^2014/GMC/Sierra 3500 HD/WT Standard Cab Pickup 2-Door/6.0L 5967CC 364Cu. In. V8 FLEX OHV Naturally Aspirated::Bed Length = 78.8, Bed Side = Fleetside, Dually Bed^^2014/GMC/Sierra 3500 HD/WT Crew C...
