Conquer the road in our 2020 GMC Sierra 3500HD Denali Crew Cab 4X4 in Summit White that is poised and powerful! Motivated by a TurboCharged 6.6 Litre DuraMax Diesel V8 that offers 445hp and 901lb-ft of torque connected to a 6 Speed Automatic transmission to make hard work seem easy. Pass and pull with total confidence in this Four Wheel Drive truck that complements its bold look with style and substance. Check out Sierra's digital adaptive steering, off-road suspension, ProGrade Trailering System, an exclusive Denali grille, LED lighting, fog lamps, a spray-on bed liner, chrome assist steps, 20-inch alloy wheels, and a six-function MultiPro tailgate. Step inside our Denali cabin with heated/ventilated leather front and heated rear seats, a heated leather steering wheel, dual-zone automatic climate control, and advanced technology for amazing convenience. Take command with an 8-inch touchscreen, full-color navigation, WiFi compatibility, wireless Android Auto/Apple CarPlay, Bluetooth, wireless charging, and a premium Bose sound system. You'll feel relaxed and ready for action inside this top-notch truck! GMC boosts your confidence further with smart safety technology such as an HD surround-view camera system, automatic braking, lane-departure warning, a blind-spot monitor, and more. Our Sierra 3500 Denali is where refinement and rugged capability come together to improve your driving! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership! Drive a Little, Save a Lot. Really Experience the Murray Difference.