About This GMC Sierra 3500HD Denali Ultimate

The 2024 GMC Sierra 3500HD Denali Ultimate Crew Cab Dually is finished in Sterling Metallic with an Alpine Umber leather interior and equipped with a four-wheel-drive system. Built as a heavy-duty truck, it combines Duramax diesel performance with premium trim and extensive aftermarket upgrades.
Power comes from a 6.6-liter Duramax turbodiesel V8 paired with a 10-speed automatic transmission, a dual-range transfer case, and a locking rear differential. This setup delivers substantial torque and dependable capability for towing and hauling.
The exterior features 20-inch ADF LTD wheels, a lifted suspension with rear air bags, and Kelderman front and rear bumpers. Additional upgrades include Rigid LED lighting, a power tonneau cover, and both receiver and gooseneck hitches, enhancing utility and off-road readiness.
Inside, the cabin is trimmed in Alpine Umber leather with heated and ventilated front seats and heated outer rear seating. The Denali Ultimate trim provides a refined and well-appointed interior environment.
Technology includes a Bose premium audio system and modern infotainment features, supporting connectivity and convenience.
The 2024 GMC Sierra 3500HD delivers a strong combination of Duramax diesel capability, heavy-duty functionality, and upscale interior features, making it a highly capable and well-equipped dually truck.