Disclaimer:
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
1Dealer Discount applied to everyone
This 2026 GMC Sierra 1500 AT4 in striking Volcanic Red Tintcoat represents serious capability matched with refined comfort for those who demand excellence in their truck.
- Power Sunroof
- Technology Package with Rear Camera Mirror and 15 Multicolor Head-Up Display
- Premium Bose 7-Speaker Sound System with SiriusXM
- EcoTec3 6.2L V8 with 420 hp and Dual Active Sport-Mode Exhaust
- AT4 Premium Package with Off-Road High Clearance Steps
- Off-Road Suspension with Auto-Locking Rear Differential
- Heated and Ventilated Leather Front Seats
- Wireless Apple CarPlay and Android Auto
- Integrated Trailer Brake Controller with Trailer Side Blind Zone Alert
- HD Surround Vision and Bed View Camera
- Ultrasonic Front and Rear Park Assist
- 20 Machined Aluminum Wheels
- Automatic Emergency Braking and Lane Keep Assist
- Wireless Charging
- Hill Descent Control
The AT4 designation signals a truck built for adventure without compromise. The 6.2L EcoTec3 V8 delivers 460 lb-ft of torque paired with a responsive 10-speed automatic transmission and 4WD, giving you confident control whether navigating city streets or tackling challenging terrain. The dual active sport-mode exhaust adds audible character to your drive.
Inside, you'll find heated and ventilated leather front seats that adjust to your preference, complemented by a heated steering wheel for those colder mornings. Climate control extends to the second row with heated outboard seats, ensuring all passengers travel in comfort. The premium Bose sound system and wireless smartphone integration keep you connected and entertained throughout your journey.
The Technology Package elevates your capability with a 15 multicolor head-up display and rear camera mirror, reducing blind spots and enhancing awareness. Combined with the bed view camera and HD surround vision, you gain complete confidence when parking or maneuvering in tight spaces. The integrated trailer brake controller and comprehensive trailering system make towing intuitive and controlled.
The AT4 Premium Package distinguishes this truck with off-road focused features including high-clearance steps, off-road suspension tuned for uneven terrain, and an auto-locking rear differential that maximizes traction when you need it most. Red recovery hooks and spray-on bedliner with GMC logo reflect the truck's purposeful engineering.
Safety systems throughout this Sierra include automatic emergency braking, lane keep assist with lane departure warning, rear cross traffic braking, and rear pedestrian detection. These technologies work seamlessly to help protect you and your passengers. The comprehensive airbag system and stability control systems provide additional confidence on every drive.
This 2026 Sierra AT4 combines authentic off-road capability with luxury appointments and advanced technology. We invite you to experience this truck firsthand and discover how it can enhance your lifestyle.