Experience commanding performance and refined capability with the 2026 GMC Sierra 1500 AT4 Crew Cab 4WD in striking Onyx Black, designed for those who demand power and precision on every journey.

Powered by a robust Duramax 3.0L Turbo-Diesel I6 engine delivering 305 horsepower and an impressive 495 lb-ft of torque, this Sierra 1500 AT4 is built to handle tough tasks with ease. The advanced 10-speed automatic transmission with dual shift mode ensures smooth gear transitions, while the locking limited-slip differential and four-wheel drive system provide exceptional traction and control in all conditions. Inside, enjoy premium leather bucket seats with heating and cooling functions, plus adjustable lumbar support and seat memory for both driver and passenger, ensuring comfort on long drives or rugged workdays. The integrated tailgate step simplifies access to the short bed, making loading and unloading effortless. Safety is paramount, featuring automatic high beams, blind spot monitoring, cross-traffic alert, and front collision mitigation to keep you confident on the road. Technology enthusiasts will appreciate the aerial view display system, navigation, WiFi hotspot, and smart device integration, keeping you connected wherever your adventures take you. With aluminum wheels, tow hooks, and a tow hitch, this Sierra 1500 AT4 is ready to tackle both work and play with Canadian roads and weather in mind.