This powerful 2026 GMC Sierra 2500HD AT4 in striking black delivers premium capability with a Duramax 6.6L V8 Turbodiesel engine and 10-speed automatic transmission. With just over 11,500 miles, this 4WD truck showcases exceptional build quality and is ready for both work and adventure. The AT4 Preferred Package combines rugged off-road performance with refined comfort, while multiple technology packages elevate every drive.Key Features:- Duramax 6.6L V8 Turbodiesel with 10-Speed Automatic and 4WD- AT4 Preferred Package, X31 Off-Road Package, and Gooseneck/5th Wheel Prep Package- Bose Premium 7-Speaker Sound System with SiriusXM 360L Trial Subscription- Advanced Technology: Wireless Phone Projection, HD Surround Vision, Bed View Camera with Trailer Provisions- 2-Speed Active Transfer Case with Hill Descent Control and Off-Road Suspension- Heated and Ventilated Leather-Appointed Front Seats with 10-Way Power Adjusters- Ultrasonic Front and Rear Park Assist with Rear Cross Traffic Alert- Remote Vehicle Starter System, Push Button Start, and Keyless Open and Start- LED Cargo Area Lighting, Spray-on Bedliner, and Gloss Black Header Grille- Fresh Oil ChangeCondition: This Sierra 2500HD has been meticulously maintained and shows excellent care throughout. Every system operates as designed, and the low mileage confirms this truck has been treated with respect by its previous owner. The exterior finish remains flawless, and the interior appointments are pristine.This is the truck you've been searching for—capability, luxury, and technology seamlessly integrated. Visit us today to experience the Sierra 2500HD AT4 and discover why it's the preferred choice for those who demand the best. We're ready to help you get behind the wheel.