New 2026 Gmc Sierra AT4

Introducing the 2026 GMC Sierra 2500HD AT4, a powerful and versatile pickup truck built for serious work and adventure. With its bold Summit White exterior and sleek Jet Black interior accented with Kalahari shades, this new GMC Sierra offers a commanding presence on and off the road. Equipped with a robust 6.6-liter V8 engine delivering 401 horsepower and 464 lb-ft of torque, paired with a 10-speed automatic transmission and 4WD drive train, this truck is ready to handle heavy loads and challenging terrains. Inside, comfort and technology converge with heated and rear heated seats, memory seats, keyless entry, and push start. Stay connected with Apple CarPlay, Bluetooth, satellite radio, Wi-Fi hotspot, and wireless phone charging, while the premium audio system and navigation with real-time traffic keep you informed and entertained. Safety features like adaptive cruise control, collision warning, blind spot monitor, backup camera, cross traffic alert, and more ensure peace of mind during every drive. The 2026 GMC Sierra 2500HD AT4 is packed with advanced safety and security features designed to protect you and your passengers. It includes a rear seat reminder to prevent accidental forgetfulness, a trailer rearview camera system for easy hitching, and front and rear parking sensors to assist with parking. The truck is equipped with four-wheel ABS, auto-locking power door locks, and an anti-lockout feature for added security. A front camera washer enhances visibility in adverse conditions, while a programmable safety key offers customizable security settings. For off-road adventures, hill descent assist helps maintain control on steep declines, making this truck as capable off the beaten path as it is on the highway.