2026 GMC Sierra 1500 Trim Comparison

2026 GMC Sierra Trim Levels in Johnstown, PA

Why Choose a 2026 GMC Sierra 1500 Trim in Johnstown?

The 2026 GMC Sierra 1500 offers a powerful range of trim levels built for both hard work and everyday comfort. From rugged capability to refined luxury, each Sierra trim is engineered to meet different driving demands. 

At Thomas GMC Johnstown, truck shoppers in Johnstown and surrounding Pennsylvania communities can explore every option. This guide breaks down the trims to help you choose with confidence.

Shop New GMC Sierra 1500 for Sale

What are the 2026 GMC Sierra 1500 Trim Levels?

Sierra 1500 PRO

  • TurboMax® engine with 8-speed automatic transmission
  • 12 cargo tie-downs
  • 12V front power outlet
  • (Optional) 5.3L V8 engine with 10-speed automatic transmission
  • (Optional) Graphite Edition
  • (Optional) 10-way power driver seat with power lumbar

Sierra 1500 SLE

  • 13.4" diagonal multicolor touchscreen
  • 12.3" diagonal Driver Information Center
  • 10-way power heated driver seat with lumbar, heated steering wheel, and heated front-outboard passenger seat
  • Auto-locking rear differential
  • (Optional) Duramax® 3.0L Turbo-Diesel engine with 10-speed automatic transmission
  • (Optional) Spray-on bedliner

Sierra 1500 ELEVATION

  • Monochromatic exterior with gloss-black mesh inserts within the grille
  • LED fog lamps
  • 20" gloss-black painted aluminum wheels
  • (Optional) Leather-appointed front seating surfaces
  • (Optional) Front bucket seats with wireless center console charging
  • (Optional) Power sunroof

Sierra 1500 SLT

  • 5.3L V8 engine with 10-speed automatic transmission
  • 10-way power front outboard seats with power lumbar
  • Chrome grille, door handles, and front/rear bumpers
  • (Optional) Duramax 3.0L Turbo-Diesel engine
  • (Optional) ProGrade® Trailering System
  • (Optional) Chrome wheel-to-wheel assist steps

Sierra 1500 AT4

  • Duramax 3.0L Turbo-Diesel engine with 10-speed automatic transmission
  • 2" 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
  • (Optional) 15" diagonal multicolor Head-Up Display
  • (Optional) 6.2L V8 engine with 10-speed automatic transmission

Sierra 1500 AT4X

  • 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
  • (Optional) AT4X AEV Edition
  • (Optional) 6.2L V8 engine with 10-speed automatic transmission

Sierra 1500 DENALI

  • 5.3L V8 engine with 10-speed automatic transmission
  • Signature Denali grille with chrome header and chrome wheel-to-wheel assist steps
  • Authentic wood, patterned aluminum trim, and Forge perforated-leather seating surfaces
  • 12-way power front seats with power lumbar
  • (Optional) Super Cruise hands-free driver assistance technology
  • (Optional) Duramax 3.0L Turbo-Diesel engine with 10-speed automatic transmission
  • (Optional) CarbonPro® composite bed

Sierra 1500 DENALI ULTIMATE

  • Super Cruise hands-free driver assistance technology  with a 3-year OnStar® One plan
  • 6.2L V8 engine with 10-speed automatic transmission
  • Signature Denali Vader Chrome grille and exclusive 7-spoke Ultra-Bright 22" 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
  • (Optional) Duramax 3.0L Turbo-Diesel engine with 10-speed automatic transmission

Test Drive GMC Sierra 1500 Trims at our Johnstown GMC Dealer

Looking for a truck that works as hard as you do? Visit us in Johnstown, PA, to explore the 2026 GMC Sierra 1500 trim levels in person. Our team is ready to help you compare models, GMC Sierra 1500 incentives, and financing options.


Reach out to us via our secure contact form with any questions about the new GMC Sierra for sale.