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
  • Metallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 Denali

    $75,524

    Est. $1,412/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)

    Quick view
  • Glacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 Denali

    $76,073

    Est. $1,423/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)

    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $81,670

    Est. $1,527/mo

    Lou Fusz Buick GMC

    4.5
    Check Availability
    St. Louis, MO (5 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 Denali

    Not Priced

    MSRP $94,220

    Quality Buick GMC Cadillac

    4.1
    Check Availability
    Alton, IL (16 mi)
    Quick view
  • Titanium Rush Metallic 2026 GMC Sierra 2500 DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 DenaliTitanium Rush Metallic 2026 GMC Sierra 2500 Denali

    $85,410

    MSRP $91,410

    Est. $1,597/mo

    Suntrup Buick GMC

    4.0
    Check Availability
    Saint Peters, MO (14 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 DenaliSterling Metallic 2026 GMC Sierra 2500 Denali

    $81,670

    Est. $1,527/mo

    Lou Fusz Buick GMC

    4.5
    Check Availability
    St. Louis, MO (5 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 Denali

    $76,073

    $2.7K
    Est. $1,423/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Metallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 Denali

    $84,895

    $750
    Est. $1,587/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)

    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 Denali

    $80,083

    MSRP $90,515

    Est. $1,497/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 Denali

    $84,212

    Est. $1,575/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Metallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 DenaliMetallic 2026 GMC Sierra 2500 Denali

    $84,664

    Est. $1,583/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 Denali

    $85,442

    Est. $1,598/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 Denali

    $75,071

    $2.7K
    Est. $1,404/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 DenaliSummit White 2026 GMC Sierra 2500 Denali

    $75,071

    Est. $1,404/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)

    Quick view
  • Sterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 Denali

    $84,895

    $750
    Est. $1,587/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 Denali

    $80,083

    MSRP $90,515

    Est. $1,497/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Downpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 Denali

    $79,543

    MSRP $89,915

    Est. $1,487/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 Denali

    $79,637

    MSRP $90,020

    Est. $1,489/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 DenaliGlacier White Tricoat 2026 GMC Sierra 2500 Denali

    $79,637

    MSRP $90,020

    Est. $1,489/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 DenaliSterling 2026 GMC Sierra 2500 Denali

    $84,664

    Est. $1,583/mo

    Laura Buick GMC

    4.5
    Check Availability
    Collinsville, IL (19 mi)

    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $81,289

    MSRP $91,855

    Est. $1,520/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $81,289

    MSRP $91,855

    Est. $1,520/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (16 mi)
    Quick view
  • Downpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 DenaliDownpour Metallic 2026 GMC Sierra 2500 Denali

    $81,912

    MSRP $91,410

    Est. $1,532/mo

    Woody Buick GMC of Gurnee

    5.0
    Check Availability
    $422 delivery from Gurnee, IL (282 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $84,377

    MSRP $90,909

    Est. $1,578/mo

    Bill Kay Buick GMC

    4.4
    Check Availability
    $488 delivery from Downers Grove, IL (244 mi)
    Quick view

About the 2026 GMC Sierra 2500 Denali

Basics

Denali 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 2500 Denali
FAQs

How much does the 2026 GMC Sierra 2500 Denali cost?

The 2026 GMC Sierra 2500 Denali price depends on optional features. Prices typically start at $75,200.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 Denali?

The 2026 GMC Sierra 2500 Denali compares to and/or competes against the following vehicles:


Trims

Denali (2 styles)

Style
4WD Crew Cab 159" Denali 4WD Crew Cab 172" Denali
Inventory price
Starting at $75,200 Starting at $75,400
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

2026 GMC Sierra 2500 Denali by city

GMC Sierra 2500 trims