Experience commanding power and advanced capability with the 2026 GMC Sierra 2500HD AT4X Crew Cab, designed for drivers who demand rugged performance and refined comfort.

This Summit White 4x4 diesel truck features a turbocharged 8-cylinder engine paired with a 10-speed automatic transmission, delivering robust towing and hauling strength. The AT4X trim includes a bed liner and an integrated tailgate step for easy cargo access, complemented by power retractable running boards for convenience. Aluminum wheels and all-season tires ensure durability and traction in diverse conditions.

Inside, the Sierra 2500HD offers premium leather bucket seats with heating, cooling, and massage functions, plus power adjustments and memory settings for both driver and passenger. Rear passengers enjoy heated seating and a pass-through rear seat for added versatility. The cabin is equipped with a heads-up display, an aerial view display system, and a premium sound system to enhance your driving experience.

Safety is paramount with features like automatic high beams, blind spot monitoring, lane departure warning, front collision mitigation, and cross-traffic alert. Additional aids include adaptive cruise control, a back-up camera, rear parking aid, and tow hooks for demanding tasks.

With power folding heated mirrors, a sun/moonroof, and a conventional spare tire, the 2026 GMC Sierra 2500HD AT4X is built to handle tough jobs while providing exceptional comfort and technology.