New 2026 Gmc Sierra 1500 AT4

Dominance meets diesel efficiency in Central Texas. This 2026 GMC Sierra 1500 AT4 in a commanding Onyx Black is the ultimate factory-lifted pickup. Available now at Bruner Auto Group, this truck is engineered for those who demand serious off-road capability without sacrificing fuel economy or high-end luxury. Whether you're crossing ranch land in Brown County or heading out to Lake Brownwood, the AT4 is built to lead the way. Duramax Diesel Power & Off-Road Prowess: Under the hood is the highly acclaimed 3.0L I6 Duramax Turbo-Diesel engine, delivering a massive 495 lb-ft of torque. Paired with a precision 10-speed automatic transmission, this AT4 offers the perfect combination of low-end grunt for towing and impressive highway efficiency (up to 26 MPG). Factory-Lifted Performance: Features a 2-inch factory suspension lift and the X31 Off-Road Package with Rancho monotube shocks for superior ground clearance and ride quality. 4WD Command: Equipped with a 2-speed active transfer case, Auto-Locking Rear Differential, and Hill Descent Control to handle the toughest Texas terrain. Bold Utility: Features signature Red Recovery Hooks, a high-capacity air filter, and a Dual Active Exhaust system. Elite AT4 Interior & Technology: The cabin is a masterclass in rugged luxury, featuring Jet Black leather with Kalahari accents and authentic technical finishes. Command Center: Stay informed with a 13.4 diagonal GMC Infotainment System with Google built-in and a massive 15 Diagonal Multicolor Head-Up Display. First-Class Comfort: Enjoy Heated and Ventilated front bucket seats, Heated second-row outboard seats, and a Heated Steering Wheel for those chilly Texas mornings. Premium Sound: Experience your playlist like never before with the Bose Premium 7-Speaker Sound System. Connectivity: Fully loaded with Wireless Apple CarPlay and Android Auto, Wireless Charging, and a Power Sunroof. Unmatched Utility & Safety: This Sierra is as functional as it is aggressive, featuring the world-first GMC MultiPro Tailgate with an integrated Kicker Audio System. Bed Protection: Includes a factory Spray-on Pickup Bedliner with GMC Logo, LED Cargo Area Lighting, and 120-volt bed-mounted power. Visibility Suite: Navigate trailers with ease using HD Surround Vision, Bed View Camera, and Trailer Side Blind Zone Alert. Safety Assist: Includes Automatic Emergency Braking, Forward Collision Alert, Lane Keep Assist, and Front and Rear Park Assist.