This 2025 GMC Sierra 2500HD AT4 is a rugged and capable off-road companion that's ready to take on any adventure. Powered by the robust Duramax 6.6L V8 Turbodiesel engine mated to a smooth-shifting 10-speed automatic transmission, this 4WD truck delivers exceptional performance and towing capacity. - Leather interior - Low mileage - Non-smoker vehicle This Sierra 2500HD AT4 is equipped with an impressive array of premium features: - Onyx Black exterior - Black interior - Engine block heater - 220-amp alternator - Duramax 6.6L V8 Turbodiesel engine (470 hp, 975 lb-ft of torque) The well-appointed cabin offers comfort and convenience with amenities like the Bose premium sound system, dual-zone climate control, and a power driver's seat with memory. Advanced safety and technology features, including the surround-view camera system and trailer towing package, make this Sierra 2500HD AT4 a smart choice for work or play. Whether hauling heavy payloads, towing your boat or trailer, or venturing off the beaten path, this 2025 GMC Sierra 2500HD AT4 is built to handle it all with confidence and capability. Experience the power and versatility of this exceptional truck today. Freshly detailed and ready for its next adventure, this Sierra 2500HD AT4 is a must-see. Schedule your test drive now and discover the difference quality craftsmanship and advanced engineering can make.