Conquer the Road with Unmatched Power and Precision: The 2026 GMC Sierra 3500HD AT4 Crew Cab 4WD is Your Ultimate Partner for Every Adventure

Step into the future of heavy-duty performance with the 2026 GMC Sierra 3500HD AT4 Crew Cab 4WD. This truck is engineered for those who demand nothing less than excellence on every journey. At its heart lies the formidable Duramax 6.6L Turbo-Diesel V8 engine, delivering an impressive 470 horsepower and a staggering 975 lb-ft of torque, ensuring you have the power to tackle the toughest terrains with ease. The AT4 Premium Plus Package elevates your driving experience, featuring a power sunroof and Off-Road High Clearance steps for those rugged adventures.

Stay ahead of the curve with the Technology Package, which includes a multicolour 15'' Diagonal Head-Up Display and a Rear Camera Mirror for enhanced visibility and safety. The Gooseneck/5th Wheel Prep Package ensures you're ready for any towing challenge, while the power-retractable assist steps with LED lighting add a touch of sophistication and practicality.

Inside, luxury meets functionality with heated and cooled leather seats, a 13.4" Premium GMC Infotainment System with Google built-in apps, and wireless Android Auto and Apple CarPlay. The 2026 Sierra 3500HD AT4 is not just a truck; it's your ultimate driving companion.