2016 GMC 3500 Crew Cab Denali 4X4 Dual Rear Wheels. 8ft Box, Onyx Black, Black Leather. 6.6L Duramax Diesel Engine, Allison 6 Speed Transmission. Navigation, Heavy Duty Trailering Package, Bluetooth, Heated and Air Conditioned Front Seats, Back Up Camera and Sensors. Power Heated and Folding Trailering Mirrors with Reverse LED Lights. Power Sunroof, 5th Wheel and Camper Trailer Wiring Provisions.
