Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $102,246

    Est. $1,912/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)

    Quick view
  • Metallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali UltimateMetallic 2026 GMC Sierra 3500 Denali Ultimate

    $102,246

    Est. $1,912/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)

    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $98,882

    Est. $1,849/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $94,663

    Est. $1,770/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $98,333

    Est. $1,839/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $98,333

    Est. $1,839/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $102,795

    Est. $1,922/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $94,475

    Est. $1,767/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)

    Quick view
  • Sterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali UltimateSterling 2026 GMC Sierra 3500 Denali Ultimate

    $94,475

    Est. $1,767/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $95,024

    Est. $1,777/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali Ultimate

    $95,880

    Est. $1,793/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (12 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali Ultimate

    $102,980

    MSRP $106,480

    Est. $1,926/mo

    Suntrup Buick GMC

    4.0
    Check Availability
    Saint Peters, MO (21 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali Ultimate

    $98,753

    MSRP $106,480

    Est. $1,847/mo

    Suntrup Buick GMC

    4.0
    Check Availability
    Saint Peters, MO (21 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali UltimateGlacier White 2026 GMC Sierra 3500 Denali Ultimate

    $95,345

    Est. $1,783/mo

    Poage Auto Plaza, Inc.

    Check Availability
    Quincy, IL (102 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $94,745

    Est. $1,772/mo

    Poage Auto Plaza, Inc.

    Check Availability
    Quincy, IL (102 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $101,435

    Est. $1,897/mo

    Poage Auto Plaza, Inc.

    Check Availability
    Quincy, IL (102 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali Ultimate

    $94,010

    Est. $1,758/mo

    Poage Auto Plaza, Inc.

    Check Availability
    Quincy, IL (102 mi)
    Quick view

About the 2026 GMC Sierra 3500 Denali Ultimate

Basics

Denali Ultimate shown.

Seating
5
Door count
4
Drivetrain
Four Wheel Drive
Combined MPG
0
Transmission
10-Speed A/T
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Side view of the 2026 GMC Sierra 3500 Denali Ultimate
FAQs

How much does the 2026 GMC Sierra 3500 Denali Ultimate cost?

The 2026 GMC Sierra 3500 Denali Ultimate price depends on optional features. Prices typically start at $97,600.

What are some similar vehicles and competitors of the 2026 GMC Sierra 3500 Denali Ultimate?

The 2026 GMC Sierra 3500 Denali Ultimate compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 3500 Denali Ultimate reliable?

The 2026 GMC Sierra 3500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 3500 owners.

Ratings (2 reviews)

50% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.5
Value
3.5
Exterior
5.0
Reliability
4.5
Trims

Denali Ultimate (2 styles)

Style
4WD Crew Cab 159" Denali Ultimate 4WD Crew Cab 172" Denali Ultimate
Inventory price
Starting at $97,600 Starting at $97,800
Combined MPG
0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

GMC Sierra 3500 trims