2026 GMC Sierra 1500 Trim Comparison

The base Sierra 1500 trim is a customizable pickup with several traits for improving vehicle performance and comfort, including a best-in-class engine for standard torque:

• TurboMax engine with eight-speed automatic transmission at 310 horsepower
• 12 cargo tie downs
• 12V front power outlet
• Available 5.3L V8 engine with ten-speed automatic transmission at 355 horsepower
• Available ten-way power driver seat with power lumbar

This model creates a cozy atmosphere thanks to a suite of new technology, while also boasting extra boons to infotainment:

• 13.4-inch diagonal multicolor touchscreen
• 12.3-inch diagonal Driver Information Center
• Ten-way power heated driver seat with lumbar, heated steering wheel and heated front-outboard passenger seat
• Auto-locking rear differential
• Available Duramax 3.0L Turbo-Diesel engine with ten-speed automatic transmission at 305 horsepower
• Available spray-on bedliner

The Elevation lives up to its name through its enhanced appearance and array of specialized off-roading characteristics:

• Monochromatic exterior with gloss-black mesh inserts within the grille
• LED fog lamps
• 20-inch gloss-black painted aluminum wheels
• Available leather-appointed front seating surfaces
• Available front bucket seats with wireless center console charging
• Available power sunroof

The SLT benefits from even more powerful performance, having an available engine for greater strength:

• 5.3L V8 engine with ten-speed automatic transmission??at 355 horsepower
• Ten-way power front outboard seats with power lumbar
• Chrome grille, door handles and front/rear bumpers
• Available 6.2L EcoTec3 V8 engine at 420 horsepower or Duramax 3.0L Turbo-Diesel engine at 305 horsepower
• Available ProGrade Trailering System
• Available Chrome wheel-to-wheel assist steps

Further cementing the Sierra 1500 as an off-road warrior, the AT4 has features for tackling different terrains with a novel appearance to match:

• Duramax 3.0L Turbo-Diesel engine with ten-speed automatic transmission at 305 horsepower
• Two-inch factory lift with off-road suspension and Rancho monotube shocks
• Two-speed Autotrac transfer case and underbody skid plates
• Unique Jet Black interior with Kalahari accents and heated and ventilated perforated front leather seating surfaces
• Available 15-inch diagonal multicolor Head-Up Display
• Available 6.2L EcoTec3 V8 engine with ten-speed automatic transmission at 420 horsepower

The Denali grants even more engine power while utilizing new design details to give this truck one-of-a-kind style:

• 5.3L V8 engine with ten-speed automatic transmission at 355 horsepower
• Signature Denali grille with chrome header and chrome wheel-to-wheel assist steps
• Authentic open-pore wood, patterned aluminum trim and forged perforated-leather seating surfaces
• 12-way power front seats with power lumbar
• Available 6.2L EcoTec3 V8 engine at 420 horsepower or Duramax 3.0L Turbo-Diesel engine with ten-speed automatic transmission at 305 horsepower
• Available Super Cruise hands-free driver assistance technology
• Available CarbonPro composite bed

This model builds upon the stellar base of the AT4 trim, generating a premium feel with special additions:

• Front and rear electronic locking differentials — a combination not offered on any competitor in its class
• Multimatic DSSV dampers
• AEV stamped steel front bumper with front winch capability and stamped boron steel front approach AEV skid plate
• 16-way power heated and ventilated front seats with massage feature
• Available AEV Edition
• Available 6.2L EcoTec3 V8 engine with ten-speed automatic transmission at 420 horsepower

Building upon the Denali trim’s excellence, this model doubles down on improvements to this pickup’s many capabilities:

• 6.2L EcoTec3 V8 engine at 420 horsepower
• Super Cruise hands-free driver assistance technology with three-year OnStar Super Cruise Plan
• Signature Denali Vader Chrome grille and exclusive seven-spoke Ultra-Bright 22-inch machined aluminum wheels with Bright Chrome accents
• 16-way power heated and ventilated front seats with massage feature
• 12-Speaker Bose Premium Series with Centerpoint surround sound
• Available Duramax 3.0L Turbo-Diesel engine with ten-speed automatic transmission at 305 horsepower