* Crew Cab * Premium Sound System * Leather Seats * Lane Departure Warning * Remote Start * Cooled Seats * Handsfree/Bluetooth Integration * Parking Assist System * Luxury Package * Keyless EntryThis 2018 GMC Sierra 3500HD Denali is built for buyers who need serious towing strength, upscale comfort, and the confidence of 4 Wheel Drive. With the Duramax 6.6L turbo-diesel V8 and Allison automatic transmission, its a strong fit for drivers who plan to haul equipment, tow a trailer, or want a heavy-duty truck that feels well equipped for long days on the road. The gooseneck/5th wheel prep package adds real utility for ranch, work, or RV use, while the dual rear wheel setup and 13,025-pound GVWR reinforce its capability.Inside, the Denali trim brings a more refined experience than many shoppers expect from a heavy-duty pickup. Leather seating, heated and cooled front seats, a power sunroof, navigation, premium audio, remote start, and keyless entry make daily driving more comfortable and convenient. The Crew Cab layout also gives you the room many shoppers want for family, coworkers, or gear.If youre comparing this truck to a Ford Super Duty, Ram 3500, or Chevrolet Silverado 3500HD, the Sierra Denali stands out for combining luxury touches with serious towing hardware. Its a smart choice for someone who wants capability without giving up comfort.Finished in White Frost Tricoat, a desirable color, this truck has a clean, upscale look to match its Denali badge. It is also priced below market, making it a strong value for the money in the heavy-duty diesel segment.Buy with confidence from STG Auto Group, where shoppers can expect a straightforward buying experience and a truck thats ready for work or travel. If you want a premium diesel dually with the right mix of strength, features, and value, this Sierra 3500HD Denali deserves a close look.All prices are final plus government fees, taxes, and any finance charges.All vehicles have undergone a safety inspection and smog certification in compliance with state laws. Any aftermarket products are optional and are not mandatory to purchase. Call today or visit any of our locations near you.