Experience unmatched capability and rugged reliability with the 2026 GMC Sierra 3500HD SLE Double Cab 4WD, designed for demanding work and tough Canadian conditions.

Powered by a robust Duramax 6.6L Turbo-Diesel V8 engine delivering 470 horsepower and a staggering 975 lb-ft of torque, this Sierra 3500HD is built to handle the heaviest hauls and toughest terrains. The 10-speed automatic transmission paired with a locking limited-slip differential ensures smooth power delivery and exceptional traction, whether you’re navigating icy roads or hauling heavy equipment. Its 4x4 drivetrain and all-terrain tires provide confidence and control on any surface. Safety is paramount, with advanced features such as front collision mitigation, lane departure warning, and automatic high beams helping to keep you secure on long hauls. The extended cab and long bed design offer versatile space for tools and crew, while heated mirrors and running boards enhance convenience in cold weather. Inside, smart device integration, Bluetooth connectivity, and a navigation system keep you connected and on course during every job. The Sierra 3500HD SLE is purpose-built for professionals who demand power, durability, and advanced technology in one commanding package.