2026 GMC Sierra 3500HD

Drivers in Lakeland, Polk County, and across Central Florida choose the Regal Automotive Group for a wide selection of new vehicles and a dealership experience built around convenience and transparency. With multiple locations in Lakeland, Regal makes it easy to find the right vehicle to fit your lifestyle. This 2026 GMC Sierra 3500HD Denali is a true powerhouse, equipped with a Duramax 6.6L V8 Turbodiesel engine that delivers an impressive 470 horsepower and an incredible 975 lb-ft of torque. Paired with a 10-speed automatic transmission and a robust 4WD system, this Sierra is ready to tackle any job or adventure you have in mind. - 6.6L V8 Diesel Turbocharged (Duramax) (B20-Diesel Compatible) (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.) - Gooseneck/5th Wheel Prep Package - Preferred Equipment Group 5SA - Technology Package - X31 Off-Road Package The Sierra 3500HD Denali is more than just a powerful workhorse; it's a premium-appointed truck that pampers you with an array of advanced features. From the Bose Premium 7-Speaker Sound System to the heated and ventilated front seats, this Denali model is designed to provide a truly luxurious driving experience. Step inside and you'll be greeted by a stunning interior that blends elegant wood accents with premium leather seating. The 13.4-inch diagonal GMC Premium Infotainment System and 15-inch Multicolor Head-Up Display keep you connected and informed, while the Wireless Charging and Wireless Phone Projection make it easy to stay powered up on the go. When it comes to safety, the Sierra 3500HD Denali has you covered. Features like Forward Collision Alert, Front Pedestrian Braking, and the Automatic Emergency Braking system work together to help protect you and your passengers. The HD Surround Vision and Trailer Camera Provisions make navigating tight spaces and towing with confidence a breeze. Whether you're tackling tough jobs or embarking on unforgettable adventures, this 2026 GMC Sierra 3500HD Denali is the perfect companion. Experience the unparalleled power, premium amenities, and advanced safety features that make this truck a true standout in the heavy-duty segment. For nearly 50 years, the Regal Automotive Group has proudly served Lakeland and Polk County drivers. With a large inventory of quality vehicles, competitive pricing, and aggressive financing options, our team is committed to delivering a straightforward buying experience and excellent customer service. Price includes: $1000 - Buick & GMC Consumer Cash Program. Exp. 06/01/2026