2026 GMC Sierra 1500 Trim Level Comparison
Class-leading engine torque, front headroom/legroom, and short-bed cargo volume are three reasons to purchase the 2026 GMC Sierra 1500. Two more are its cutting-edge technology and diverse powertrains. This excellent performance and tech ranges across a huge eight-trim roster at Lunghamer Buick GMC.
Powertrains
Four engines are available for this full-size new GMC truck. The entry-level trims equip a 2.7-liter turbocharged four-cylinder TurboMaxā¢ that achieves 310 horsepower and a best-in-class 430 lb-ft of standard torque. The midrange SLT and upper-tier Denali feature a 5.3-liter V8 capable of 355 horsepower and 383 lb-ft of torque, while the AT4 and AT4X boast a 3.0-liter DuramaxĀ® Turbo-Diesel engine that outputs 305 horsepower and 495 lb-ft of torque.
Topping the list is a 6.2-liter V8 engine rated at 420 horsepower and 460 lb-ft of torque. It's standard on the Denali Ultimate. Engine availability across the lineup varies depending on trim and configuration.
Pro
Key features for Pro include a 12V front power outlet, wireless smartphone connectivity via BluetoothĀ®, and 12 cargo tie-downs. It also boasts the GMC Pro Safety suite of driver assistance features, including Frontal Collision Mitigation and Lane-Keeping Assistance.
SLE
SLE impresses with two dynamic in-cabin displays: a 13.4-inch multicolor touchscreen and a 12.3-inch driver information center. Joining these in-cabin amenities are a 10-way power heated driver seat and a heated steering wheel.
Elevation
Along with the amenities from the SLE, Elevation adds LED fog lamps, cloth upholstery, and 20-inch wheels.
SLT
SLT is a fantastic midrange trim to consider at our Waterford, MI GMC dealership. Its standard amenities include leather upholstery, a 10-way power passenger seat, and a chrome grille.
AT4
The first of two gifted off-road-focused trims, AT4 equips a two-inch factory lift, RanchoĀ® monotube shocks, and a two-speed AutotracĀ® transfer case.
AT4X
Building on the AT4, the AT4X gets enhancements such as class-exclusive front and rear locking differentials, MultimaticĀ® DSSV dampers, and a steel front bumper with winch capability.
Denali
The premium equipment for Denali includes a signature Denali grille, authentic wood and patterned aluminum cabin trim, and a spray-in bedliner.
Denali Ultimate
This spectacular trim upsizes to 22-inch wheels, 16-way power/heated/ventilated/massaging front seats, and a BoseĀ® Premium Series sound system.
Buy Your 2026 GMC Sierra 1500 in Waterford, MI
Ready to buy your 2026 GMC Sierra 1500? Visit Lunghamer Buick GMC and explore this trim lineup in person. Let's talk about how our competitive financing and GMC trade-in program can make you the next owner of this class-leading full-size truck.
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Lunghamer Buick GMC Inc.
5825 Highland Rd
Waterford, MI 48327
- Sales: (248) 599-1093
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