The 2026 GMC Sierra 1500 tows up to 13,300 lbs with four engine choices, including a 310-hp TurboMax standard. That is a broad capability range across eight trims, from the work-ready Pro to the full-featured Denali Ultimate. This page covers every trim, powertrain, and tech upgrade, with links to current Sierra inventory at Greg Hubler Buick GMC.
The 2026 Sierra 1500 brings Google Built-In standard on SLE and above, giving drivers hands-free access to Google Maps, Google Assistant, and Google Play apps directly through the 13.4-inch touchscreen.
The AT4 receives the 3.0L Duramax Turbo-Diesel I6 as its standard engine, delivering an EPA-estimated 22 city / 26 highway MPG on the Crew Cab Standard Bed configuration. That is the most fuel-efficient setup in the Sierra lineup. The Denali Ultimate adds Super Cruise hands-free driver assistance technology as standard equipment, a feature previously limited to optional packages on select trims. Enhanced Automatic Emergency Braking also becomes standard on the Denali and Denali Ultimate, adding a layer of active safety not present on all prior configurations.
The MultiPro Tailgate, a six-function load-management system, continues to expand availability across mid and upper trims, and the Denali Ultimate now includes the MultiPro Audio System by Kicker as standard.
The 2026 Sierra 1500 starts at $44,200 MSRP for the Pro and climbs through eight trims.
The entry point. Standard TurboMax engine, 8-speed automatic, HD Rear Vision Camera, Forward Collision Alert, Automatic Emergency Braking, Lane Keep Assist, and wireless Apple CarPlay and Android Auto. Single-zone climate control and a 4-way manual driver seat. Best suited for fleet and commercial use.
Adds the 13.4-inch GMC Premium Infotainment System with Google Built-In, a 12.3-inch color Driver Information Center, dual-zone automatic climate control, 10-way power driver seat with power lumbar, heated front seats, heated steering wheel, Keyless Open and Start, and Remote Start as standard. The SLE is where the Sierra becomes a daily-driver truck.
Adds sportier styling with body-color front and rear bumpers, a blacked-out appearance package option, LED fog lamps, Wireless Charging, front bucket seats with an available 10-speed automatic, and a Bose Premium Sound System option. The Elevation Black Package adds further contrast trim.
Steps up to chrome exterior details, standard Rainsense wipers, power sliding rear window, perimeter lighting, the GMC MultiPro Tailgate, 12-way power passenger seat, ventilated front seats, and available ProGrade Trailering System. The SLT is the top trim before the off-road and luxury split.
The off-road specialist. Standard 3.0L Duramax Turbo-Diesel, 2-inch factory-installed lift, Multimatic DSSV dampers, Hill Descent Control, skid plates, red recovery hooks, 18-inch machined aluminum wheels, AT4-badged floor liners, and a standard Bose Premium Sound System. Ground clearance on the Crew Cab Standard Bed reaches nearly 11 inches.
The top off-road configuration. Adds AEV-engineered components including stamped boron-steel skid plates, beadlock-capable wheels, and exclusive AEV suspension tuning.
The luxury tier. Standard Denali Premium Suspension with Adaptive Ride Control, chrome vertical recovery hooks, Forge perforated leather seating, GMC MultiPro Power Steps, Head-Up Display, HD Surround Vision, Rear Camera Mirror, Safety Alert Seat, standard 3 Years OnStar, Enhanced Automatic Emergency Braking, and Adaptive Cruise Control.
The flagship. Standard 6.2L V8 with 10-speed automatic, Super Cruise hands-free driver assistance, 22-inch 7-spoke ultra-bright machined wheels, Bose Premium Series 12-speaker system with CenterPoint, full-grain leather seating, GMC Front and Rear Logo in Vader Chrome, standard Wireless Charging, and a standard power sunroof. Every major driver-assistance and luxury feature is included at this level.
The standard engine is the 2.7L TurboMax 4-cylinder, producing 310 hp and 430 lb-ft of torque paired with an 8-speed automatic. Three additional engines are available depending on trim.
| Engine | Output | Transmission | Max Towing |
|---|---|---|---|
| 2.7L TurboMax 4-cyl | 310 hp / 430 lb-ft | 8-speed auto | Up to 13,300 lbs |
| 5.3L EcoTec3 V8 | 355 hp / 383 lb-ft | 10-speed auto | Up to 13,300 lbs |
| 6.2L EcoTec3 V8 | Available on Denali/Ultimate | 10-speed auto | Up to 13,300 lbs |
| 3.0L Duramax Diesel I6 | Standard on AT4 | 10-speed auto | Up to 13,300 lbs |
The AT4 Crew Cab with the Duramax diesel reaches an EPA-estimated 22 city / 26 highway MPG. All configurations support RWD or 4WD, and 4WD trims include either a single-speed or two-speed Autotrac transfer case depending on the configuration. Payload capacity reaches up to 2,317 lbs on the AT4.
The Sierra’s Double Cab delivers a standard bed cargo volume of 71.70 cubic feet with 44.53 inches of front leg room and 43.03 inches of front head room. Crew Cab Short Bed configurations offer a cargo volume of 62.90 cubic feet with 43.40 inches of rear leg room, making the second row genuinely useful for adult passengers.
Pro and SLE trims use a 40/20/40 split-bench front seat. SLT, Denali, and Denali Ultimate move to front bucket seats as standard. Seat materials range from cloth on Pro and SLE to Forge perforated leather on Denali and full-grain leather on Denali Ultimate.
The MultiPro Tailgate, available on SLT and standard on AT4, Denali, and Denali Ultimate, provides six distinct configurations for loading, seating, and step access. The Denali Ultimate includes powered running boards (MultiPro Power Steps) as standard.
Cargo bed LED lighting is standard from the SLE upward. Twelve cargo tie-downs are included on all trims. A console-mounted safe and bedside utility wall packages are available on select trims for organized tool storage.
The Pro uses a GMC Infotainment System with a color touchscreen and wireless Apple CarPlay and Android Auto. From the SLE upward, that screen grows to a 13.4-inch diagonal Premium GMC Infotainment System with Google Built-In, SiriusXM with 360L, and a 12.3-inch digital Driver Information Center.
The SLT adds steering-wheel-mounted controls and Hitch View. AT4 and Denali add HD Surround Vision (up to 14 camera views) and a Rear Camera Mirror. The Denali Ultimate includes a Head-Up Display, Rear Camera Mirror, Bed View Camera, In-Vehicle Trailering App, and the Bose Premium Series 12-speaker system with CenterPoint.
Super Cruise, GMC’s hands-free driver assistance system for compatible divided highways, is standard on the Denali Ultimate and available as a package on the Denali through the Denali Reserve Super Cruise Package.
Wi-Fi hotspot capability, Bluetooth, and OnStar Basics are standard on every trim. Wireless charging is available on Elevation and standard on AT4, Denali, and Denali Ultimate.
Every 2026 Sierra 1500 includes a standard GMC Pro Safety suite:
Forward Collision Alert with Automatic Emergency Braking and Pedestrian Detection, Lane Keep Assist with Lane Departure Warning, and Following Distance Indicator are included.
Front Pedestrian Braking, Rear Seat Reminder, and Buckle to Drive are also part of the standard safety package.
6 airbags, StabiliTrak electronic stability control with traction control, Tire Pressure Monitoring System with Tire Fill Alert, and HD Rear Vision Camera on Pro, SLE, Elevation, and 4WD trims further support driver visibility and control.
Enhanced Automatic Emergency Braking is standard on the Denali and Denali Ultimate. Rear Cross Traffic Braking, Rear Pedestrian Alert, HD Surround Vision, and Trailer Side Blind Zone Alert step up through the SLE, SLT, and Denali configurations. Safety Alert Seat is standard on AT4, Denali, and Denali Ultimate. Adaptive Cruise Control is available on SLT and standard on Denali and Denali Ultimate.
The 2026 Sierra sharpens its separation between the work tier (Pro, SLE), the style tier (Elevation), the capability tier (AT4, AT4X), and the luxury tier (Denali, Denali Ultimate). The most meaningful additions compared to the prior year are Google Built-In becoming standard earlier in the lineup, the AT4’s Duramax diesel becoming standard rather than optional, Super Cruise arriving as standard on the Denali Ultimate, and Enhanced Automatic Emergency Braking rolling down to more trims.
Buyers who prioritized the Denali for the diesel or the AT4 for tech will find the 2026 model delivers both without the same option-stacking required on the prior year. Drivers in Marion and the broader central Indiana area who need a truck for towing boats, hauling equipment, or commuting across longer stretches of rural highway will find the diesel-equipped AT4 or V8-powered SLT the strongest value propositions in this generation.
Greg Hubler Buick GMC serves truck buyers across Marion and central Indiana with the 2026 Sierra 1500 in multiple configurations, cab styles, and trim levels. Whether you need the Pro for a work fleet or the Denali Ultimate as a full-featured daily driver, the team can walk you through every option on the lot and help match your towing, payload, and technology needs to the right build.
The 2026 Sierra 1500 tows up to 13,300 lbs when properly equipped. Towing capacity varies by engine, drivetrain, and configuration.
The standard engine is the 2.7L TurboMax 4-cylinder, producing 310 hp and 430 lb-ft of torque paired with an 8-speed automatic transmission. Three other engines, the 5.3L V8, 6.2L V8, and 3.0L Duramax diesel, are available on higher trims.
Google Built-In is standard on SLE and above. The Pro trim uses a different infotainment system without Google Built-In.
Yes. Super Cruise, GMC’s hands-free driver assistance technology for compatible divided highways, is standard on the Denali Ultimate and available through a package on the Denali trim.
The AT4 Crew Cab Standard Bed with the 3.0L Duramax Turbo-Diesel I6 achieves an EPA-estimated 22 city / 26 highway MPG, making it the most fuel-efficient configuration in the lineup.
Eight trims: Pro, SLE, Elevation, SLT, AT4, AT4X, Denali, and Denali Ultimate. The lineup starts at $44,200 MSRP for the Pro.
The Sierra is backed by a 3-year / 36,000-mile bumper-to-bumper warranty and a 5-year / 100,000-mile powertrain warranty on TurboMax and Duramax diesel engines. Roadside assistance is included for 5 years / 60,000 miles on standard configurations.
Greg Hubler Buick GMC in Marion carries the 2026 Sierra 1500. Use the inventory link on this page to see current availability across trim levels and configurations.
