
Engineered to conquer the toughest terrain, this 2021 GMC Sierra 3500HD AT4 is a true off-road powerhouse. Equipped with a Duramax 6.6L V8 Turbodiesel engine, this truck delivers exceptional capability and performance for your most demanding adventures.
- GOOSENECK / 5TH WHEEL PACKAGE
- Cayenne Red Tintcoat exterior
- ENGINE BLOCK HEATER
- ALTERNATOR, 220 AMPS
- AT4 PREMIUM PLUS PACKAGE
Indulge in premium features that elevate your driving experience, including a Bose premium audio system, heated and ventilated front seats, and a power sunroof. Stay connected with the latest technology, including wireless charging, a 15 head-up display, and a 360-degree camera system.
Tackle any terrain with confidence, thanks to the Sierra's off-road-tuned suspension, 2-speed transfer case, and high-clearance steps. The ProGrade Trailering System and integrated trailer brake controller make towing a breeze.
Whether you're hauling heavy loads or embarking on epic off-road expeditions, this 2021 GMC Sierra 3500HD AT4 is ready to take you there in style and comfort. Experience the ultimate in capability and refinement. Schedule a test drive today.
This vehicle is a true testament to GMC's commitment to engineering excellence. The Duramax diesel engine delivers unparalleled power and efficiency, while the premium features and off-road capabilities make this Sierra 3500HD AT4 a must-see for any discerning truck buyer.
