The 2026 GMC Sierra 1500 gives drivers multiple powertrain choices to match their needs. The standard TurboMax engine produces 300 horsepower and best-in-class standard torque of 430 lb-ft, and it pairs with an 8-speed automatic transmission to help deliver available maximum towing of up to 9,400 pounds. Available engine upgrades include a 5.3L V8 with 355 horsepower and 383 lb-ft of torque, a 6.2L V8 with 420 horsepower and 460 lb-ft of torque and a Duramax 3.0L Turbo-Diesel engine that generates 305 horsepower and 495 lb-ft of torque. These three available engines are matched with a 10-speed automatic transmission.

For drivers who need serious diesel trailering strength, the 2026 Sierra 1500 offers available maximum diesel towing of up to 13,300 pounds when properly equipped as a Double Cab 2WD standard bed model with the Duramax 3.0L Turbo-Diesel engine, Max Trailering Package and 20-inch wheels and tires. Sierra 1500 AT4 and AT4X models add rugged off-road capability with a 2-inch factory lift, off-road suspension, Rancho monotube shocks, underbody skid plates and a 2-speed Autotrac transfer case. AT4X takes capability further with Multimatic DSSV dampers for enhanced comfort and control, plus exclusive front and rear electronic locking differentials—an uncommon combination in its class.

• Rear- or four-wheel drive
• 8-speed or 10-speed automatic transmission
• TurboMax™ engine with best-in-class standard torque
• 5.3L EcoTec3 V8 engine
• 6.2L EcoTec3 V8 engine
• Duramax 3.0L Turbo-Diesel engine
• Available max diesel towing up to 13,300 lbs
• Automatic locking rear differential
• Integrated trailer brake controller, vertical recovery hooks
• 2” factory lift with off-road suspension on AT4 and AT4X
• 2-speed Autotrac Transfer Case and underbody skid plates on AT4 and AT4X

The 2026 GMC Sierra 1500 surrounds you with advanced technology designed to keep important information within easy reach. Offering over 40 inches diagonal of combined digital displays—the most in its class—the Sierra 1500 creates a modern, driver-centered command center. Most trims include a 12.3-inch diagonal customizable Driver Information Center along with a 13.4-inch diagonal multicolor touchscreen featuring the GMC Premium Infotainment System with Google built-in compatibility. This system includes wireless Apple CarPlay and Android Auto capability, Bluetooth streaming audio, voice-activated technology, a responsive multi-touch display and more.

Trailering is made simpler with the available ProGrade Trailering System and its In-Vehicle Trailering App, which helps you create custom trailer profiles and access tools like Trailer Light Sequence, Trailer Tire Pressure Monitoring System, maintenance reminders and step-by-step pre-departure checklists. The available 15-inch diagonal multicolor Head-Up Display projects useful information onto the windshield to help reduce distractions. For premium sound, an available 12-speaker Bose Premium Series system with Centerpoint surround sound brings crisp, detailed audio to every drive.

• 13.4” diagonal GMC Premium Infotainment System with Google built-in
• 12.3” diagonal Driver Information Center
• 15” diagonal multicolor Head-Up Display
• 12V front power outlet
• Front bucket seats with wireless center console charging
• Wi-Fi Hotspot capable
• Remote Start, Keyless Open and Start
• 12-speaker Bose Premium Series with Centerpoint surround sound

The 2026 GMC Sierra 1500 is engineered with helpful safety and driver assistance technologies that support confidence behind the wheel. GMC Pro Safety comes standard and includes Automatic Emergency Braking, Following Distance Indicator, Forward Collision Alert, Front Pedestrian Braking, IntelliBeam and Lane Keep Assist with Lane Departure Warning. Denali trims also include Enhanced Automatic Emergency Braking for additional support.

On AT4, AT4X, Denali and Denali Ultimate, the Sierra 1500 adds standard features such as Rear Cross Traffic Braking, Rear Pedestrian Alert, Trailer Side Blind Zone Alert, HD Surround Vision and Front and Rear Park Assist. With up to 14 available camera views, this truck helps with parking, hitching, maneuvering and towing using views such as Transparent Trailer View, Hitch View, Bed View, Inside Trailer View, HD Surround Vision View and Rear Camera Mirror. Available Super Cruise hands-free driver assistance technology adds even more convenience by allowing hands-free driving on a growing network of compatible roads.

• Available Super Cruise hands-free driver assistance technology
• Up to 14 available camera views
• Standard GMC Pro Safety
• Enhanced Automatic Emergency Braking on Denali and Denali Ultimate
• Available Sierra Safety Plus package
• Rear Cross Traffic Braking, Rear Pedestrian Alert, Trailer Side Blind Zone Alert, HD Surround Vision and Front and Rear Park Assist

The 2026 GMC Sierra 1500 offers a spacious and well-organized cabin with seating for three or six passengers, depending on the configuration. Crew Cab models provide best-in-class front headroom and legroom, including 43.03 inches of headroom and 44.53 inches of legroom. Practical storage areas are placed throughout the cabin, including available center console storage, available rear seatback storage, available rear under-seat storage, a large lower lockable glove box and an upper glove box.

Comfort and craftsmanship are major highlights inside the 2026 Sierra 1500. Available amenities include heated and ventilated front outboard seats, 10-way power front seats, 16-way power front seats with power lumbar and massage, leather-appointed seating surfaces and available perforated or full-grain leather seat trim on select models. Denali delivers an upscale cabin with authentic wood, patterned aluminum trim and Forge perforated leather seats, while Denali Ultimate creates a premium atmosphere with an Alpine Umber interior, full-grain leather seat trim and plaited contrast stitching.

• 3- or 6-passenger capacity
• 10-way power front seats with power lumbar
• Dual-zone automatic climate control
• Power sunroof
• Heated, leather-wrapped steering wheel
• Heated and ventilated front outboard seats
• Heated rear outboard seats
• Driver memory for 10-way power seat and outside mirrors
• 16-way power front seats with massage feature
• Leather-appointed seating surfaces

The 2026 GMC Sierra 1500 features a bold, functional exterior with distinctive grille designs and plenty of ways to personalize your truck. The available GMC MultiPro Tailgate, the world’s first available six-function tailgate, helps make loading, unloading and accessing the cargo box easier. The Sierra 1500 also provides excellent cargo capability with up to 89.10 cubic feet of long bed cargo volume, 71.7 cubic feet of standard bed cargo volume and best-in-class short bed cargo volume of 63.9 cubic feet with the available CarbonPro composite bed, which is built to resist dents, scratches and corrosion.

Each trim brings its own style and purpose. Elevation models feature a monochromatic exterior, gloss-black mesh grille inserts, LED fog lamps and 20-inch gloss-black painted aluminum wheels. AT4X adds trail-ready equipment such as an AEV stamped steel front bumper with front winch capability and a stamped boron steel front approach AEV skid plate. Denali stands out with a signature chrome Denali grille and chrome wheel-to-wheel assist steps, while Denali Ultimate offers a signature Denali Vader Chrome grille and exclusive 7-spoke ultra-bright 22-inch machined aluminum wheels with bright chrome accents.

• Cargo volume of 89.10 cubic feet for Long Bed
• Cargo volume of 71.70 cubic feet for Standard Bed
• Cargo volume of 62.90 cubic feet for Short Bed
• 12 cargo tie-downs
• World’s first 6-function GMC MultiPro™ Tailgate
• Spray-on bedliner, cargo bed LED lighting
• Tailgate with EZ Lift assist, power lock and release
• 20” gloss-black painted aluminum wheels on Elevation
• Chrome grille insert bars with gloss-black accents on SLT
• Chrome wheel-to-wheel assist steps on Denali
• Signature Denali Vader Chrome grille and exclusive 7-spoke ultra-bright 22” machined aluminum wheels with bright chrome accents on Denali Ultimate