Why Buy This Truck?<br>This Sierra 3500HD Denali offers the perfect blend of heavy-duty performance, advanced towing capability, and luxury-level comfort. Whether you're pulling a trailer, heading to the job site, or cruising the highway, this truck is built to exceed expectations.<br><br>Take command of the road with this powerful and refined 2025 GMC Sierra 3500HD Denali, built to deliver serious capability without sacrificing luxury. With 39,074 miles, this heavy-duty truck is ready for work, towing, or everyday driving in premium comfort.<br><br>Under the hood, its equipped with the legendary Duramax 6.6L Turbo-Diesel engine paired to the Allison 10-speed automatic transmission, offering exceptional towing power, smooth shifting, and long-term durability. The integrated trailering package, trailer brake controller, and advanced towing tech make hauling effortless.<br><br>The Denali trim brings upscale refinement throughout the cabin. Enjoy heated and ventilated front seats, heated rear seats, a heated steering wheel, and a spacious Crew Cab layout with premium Jet Black interior. A massive 13.4-inch touchscreen with built-in Google compatibility, wireless Apple CarPlay and Android Auto, and a Bose premium sound system keep you connected and entertained on every drive.<br><br>Safety and confidence come standard with features like HD Surround Vision, Forward Collision Alert, Automatic Emergency Braking, Lane Departure Warning, and Trailer Side Blind Zone Alert, perfect for both daily driving and towing situations.<br><br>On the outside, the bold Downpour Metallic finish is complemented by LED lighting, power-folding and extending trailer mirrors, a Multi-Pro tailgate, spray-on bed-liner, and power retractable assist steps with perimeter lighting, combining rugged utility with standout style.<br><br>Key Features:<br><br>Duramax 6.6L Turbo-Diesel V8<br>Allison 10-Speed Automatic Transmission<br>4WD with Autotrac Transfer Case<br>Denali Reserve & Technology Packages<