2026 GMC Sierra 1500 in Forest City, IA

The Sierra 1500 offers an impressive roster of powertrain options designed to match your needs. The standard TurboMax engine produces 310 horsepower and a best-in-class standard torque of 430 pound-feet, paired with an 8-speed automatic transmission. An available 5.3-liter V8 engine with a 10-speed automatic transmission delivers confident capability for demanding tasks, while the available 6.2-liter V8 engine with a 10-speed automatic transmission takes power to an even higher level. For drivers who want efficiency without sacrificing strength, the available Duramax 3.0-liter Turbo-Diesel engine enables a maximum diesel towing capacity of up to 13,300 pounds when properly equipped. The AT4 and AT4X trims raise the bar further with a factory-installed 2-inch suspension lift, Rancho monotube shocks, and underbody skid plates built for serious off-road performance.

Step inside the 2026 Sierra 1500 and you'll find a cabin crafted to exceed expectations at every trim level. The Sierra 1500 offers best-in-class standard Crew Cab front head- and legroom, giving every passenger room to stretch out and relax. Available seating surfaces range from cloth on the Pro to Forge perforated leather on the Denali and full-grain leather on the Denali Ultimate, complete with plaited contrast stitching. Heated and ventilated power-adjustable front outboard seats, available massage functions, and up to 16-way power adjustment ensure comfort on every journey. Real wood trim, patterned aluminum accents, and thoughtfully designed storage solutions round out an interior that feels as premium as it looks.

The 2026 Sierra 1500 puts cutting-edge technology at your fingertips. The available GMC Infotainment System features a 13.4-inch diagonal multicolor touchscreen with Google built-in compatibility and voice-activated controls, while a 12.3-inch diagonal Driver Information Center keeps essential data in clear view. Combined, the Sierra 1500 offers over 40 inches diagonal of driver-focused digital displays — the most in its class. Available Super Cruise hands-free driver assistance technology lets you navigate compatible roads with remarkable ease, and an available 15-inch diagonal multicolor Head-Up Display keeps your eyes where they belong. The available ProGrade Trailering System streamlines hitching and monitoring, and up to 14 available camera views make maneuvering with a trailer or in tight spaces a confident, controlled experience.

The 2026 Sierra 1500 is equipped with GMC Pro Safety technologies designed to enhance your awareness and help keep you protected. This comprehensive suite of collision-avoidance and driver assistance features works continuously to support confident driving. Available Front and Rear Park Assist helps you navigate tight spaces with ease, while available HD Surround Vision provides a bird's-eye perspective around the vehicle. Hill Descent Control is also available, using antilock braking technology to help deliver a smooth, controlled descent on steep grades. Every Sierra 1500 is built with the understanding that capability and safety go hand in hand.

The 2026 GMC Sierra 1500 is available in eight distinct trim levels, each tailored to a specific kind of driver. The Pro serves as the capable entry point, featuring the TurboMax engine and 12 cargo tie-downs. The SLE adds a 13.4-inch diagonal touchscreen, a 12.3-inch diagonal Driver Information Center, heated front seats, and a heated steering wheel. The Elevation steps up the style with a monochromatic exterior, LED fog lamps, and 20-inch gloss-black painted aluminum wheels. The SLT introduces a standard 5.3-liter V8 engine, 10-way power front outboard seats with power lumbar, and chrome exterior accents.

The off-road-focused AT4 brings a 2-inch factory lift, the Duramax 3.0-liter Turbo-Diesel engine, two-speed Autotrac transfer case, and a unique Jet Black interior with Kalahari accents. The AT4X elevates the adventure further with exclusive front and rear electronic locking differentials, Multimatic DSSV dampers, and an AEV stamped steel front bumper with winch capability.

The premium Denali offers a signature chrome grille, authentic wood trim, 12-way power front seats, and available Super Cruise technology. At the top of the lineup, the Denali Ultimate comes standard with Super Cruise, a 6.2-liter V8 engine, 16-way power heated and ventilated front seats with massage, and a 12-speaker Bose Premium Series audio system with Centerpoint surround sound.

The 2026 GMC Sierra 1500 is a truck that truly has it all — capability, comfort, technology, and style wrapped into one professional-grade package. Drivers in Forest City, Iowa, can explore the full Sierra 1500 lineup and find the trim that perfectly suits their lifestyle. Stop in today to experience this remarkable pickup truck for yourself.