This 2018 GMC Sierra 3500HD Denali 4WD Crew Cab brings together power and luxury with its bold Onyx Black exterior and sleek Jet Black leather-appointed interior. Powered by a robust Duramax 6.6L Turbo-Diesel V8 engine, this heavy-duty truck is built to handle demanding tasks while providing a smooth and responsive driving experience. The 167.7-inch crew cab offers spacious comfort for both driver and passengers, wrapped in perforated leather-appointed seating that's both heated and ventilated up front for added comfort in any season. The Denali trim elevates this Sierra with stylish 18-inch chromed aluminum wheels paired with LT265/70R18E all-season tires for confident traction on a variety of surfaces. Inside, the front full-feature bucket seats ensure personalized support, while the advanced Driver Alert Package helps keep you aware and safe on the road. Stay connected and entertained with the AM/FM/SiriusXM radio integrated into GMC's infotainment system, complete with navigation for easy route guidance. Whether you're towing heavy loads or cruising through your day, the Sierra 3500HD Denali combines durability with thoughtful technology and premium conveniences. It's ready to support your work and enhance your driving experience with quality features like heated and ventilated front seats and a sophisticated driver alert system. If you're seeking a truck that pairs rugged capability with upscale comfort, this GMC Sierra delivers in every way.