When it comes to power, versatility, and rugged capability, the 2026 GMC Sierra 1500 delivers exceptional performance for drivers in Boulder, CO, and beyond. Whether you're towing heavy loads, tackling off-road trails, or managing daily work tasks, this full-size pickup is engineered to exceed expectations.
The 2026 Sierra 1500 offers powertrains to match your specific needs. Choose from the 5.3-liter V8 EcoTec3 producing 355 horsepower and 383 pound-feet of torque, or step up to the commanding 6.2-liter V8 EcoTec3 that generates 420 horsepower and 460 pound-feet of torque. For those seeking efficiency without sacrificing capability, the 3.0-liter Duramax Turbo-Diesel delivers 305 horsepower with 495 pound-feet of torque. The turbocharged 2.7-liter TurboMax rounds out the lineup with 310 horsepower and 430 pound-feet of torque.
The Sierra 1500 comes equipped with sophisticated trailering technology, including the In-Vehicle Trailering App with checklist features, trailer maintenance reminders, and electrical diagnostics. Standard features like the auto-locking rear differential, Hitch Guidance, and available Trailer Side Blind Zone Alert make towing safer and more confident.
Adventure seekers will appreciate the available X31 Off-Road Package featuring off-road suspension, Hill Descent Control, and protective skid plates. The AT4 and AT4X trims take capability even further with specialized terrain management systems and rugged styling.
Visit Mike Maroone GMC in Boulder, CO to experience the 2026 GMC Sierra 1500 firsthand.