"**2021 GMC Sierra 2500HD Denali Black Diamond Edition – Built for Power, Luxury, and Capability** Discover the ultimate heavy-duty truck at SVG GMC LLC. This stunning 2021 GMC Sierra 2500HD Denali in Ebony Twilight Metallic (Stock #MF300873A) combines raw diesel power with premium luxury appointments that set it apart from ordinary work trucks. **Legendary Duramax Power** Under the hood lies the legendary 6.6L Duramax Turbo-Diesel V8 engine paired with the smooth-shifting Allison 10-speed automatic transmission. This B20-diesel compatible powerhouse delivers exceptional torque and towing capability, backed by an impressive 11,550 lbs GVWR. Whether hauling heavy loads or towing your largest trailers, this Sierra is engineered to handle it all with confidence. **Denali Black Diamond Edition – Ultimate Luxury** Step inside the Jet Black cabin featuring premium Forge perforated leather seats that are both heated and ventilated for year-round comfort. The Denali Ultimate Package elevates your driving experience with power-retractable assist steps, a power sunroof, and the MultiPro Audio System by Kicker. The 8"" diagonal touchscreen infotainment system includes navigation, wireless Apple CarPlay and Android Auto, Bose premium sound, and SiriusXM with 360L. **Serious Towing Technology** Equipped with the Snow Plow Prep/Camper Package, this Sierra features dual alternators (220-amp primary, 170-amp auxiliary), an engine block heater, and comprehensive trailering provisions for 5th wheel and gooseneck applications. The auxiliary trailer camera, trailer tire pressure monitor sensors, and HD Surround Vision with hitch guidance make connecting and monitoring your trailer effortless. **Safety & Convenience** Advanced safety features include Automatic Emergency Braking, Lane Departure Warning, Forward Collision Alert, Rear Cross Traffic Alert, and Lane Change Alert with Side Blind Zone Alert. Enjoy modern conveniences like wireless charging, dual-zone climate control, heated steering wheel, and remote start. **AUTOCHECK Clean** – Well-maintained with 108,488 miles, this Denali Black Diamond Edition is ready for your toughest jobs and most luxurious adventures. Visit SVG GMC LLC today and experience the pinnacle of heavy-duty truck excellence! All pricing and details provided are believed to be accurate, but we do not warrant or guarantee such accuracy. The prices shown above may vary from region to region, as will incentives, and are subject to change. New vehicles offered may be eligible for manufacturer incentives which may change at any time and are subject to incentive qualification criteria and requirements, and which may be contingent upon manufacturer finance company approval. Manufacturer incentive data and vehicle features information is provided by third parties and believed to be accurate as of the time of publication. Vehicle information is based upon standard equipment and may vary from vehicle to vehicle. Please contact the dealership."