2021 GMC Sierra 2500 HD Crew Cab Long Box 4-Wheel Drive Denali

This 2021 GMC Sierra 2500HD Denali is a premium heavy-duty crew cab built to handle serious work and deliver refined daily driving comfort. With the legendary Duramax 6.6L V8 Turbodiesel engine paired to a smooth 10-speed automatic transmission and 4WD capability, this truck combines raw capability with the sophisticated refinement of the Denali trim. At 89,704 miles, this well-maintained Crew Cab Long Bed presents an excellent opportunity to own a full-size diesel truck with years of service remaining. - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission - Premium Denali Ultimate Package with signature grille and styling - Heated and ventilated front bucket seats with leather trim - Premium GMC Infotainment System with 15 head-up display and navigation - Apple CarPlay and Android Auto with 4G LTE Wi-Fi hotspot capability - Advanced safety suite: Lane Departure Warning, Forward Collision Alert, Automatic Emergency Braking - 4WD with 2-speed active transfer case and off-road suspension - HD Surround Vision with bed view camera and trailer camera provisions - Bose premium 7-speaker audio system with SiriusXM satellite radio - Integrated trailering system with hitch guidance and trailer brake controller The Denali Ultimate Package elevates this Sierra with genuine wood accents, power-adjustable premium leather seating for all rows, and exclusive interior appointments that rival luxury vehicles. The heated steering wheel, wireless phone charging, and remote vehicle starter provide daily convenience, while the comprehensive safety technology—including lane change alert, rear cross-traffic alert, and ultrasonic parking assist—offers confidence in any driving situation. The bed-mounted 120-volt power outlet and cargo tie-down rings make this truck as practical as it is premium. Come experience this Sierra 2500HD's commanding presence and commanding capability in person. Whether your priority is towing power, daily luxury, or the assurance of professional-grade engineering, this Denali delivers on all fronts.