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  • 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

    $84,915

    Est. $1,577/mo

    O'Meara GMC

    3.1
    Check Availability
    Thornton, CO (29 mi)

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  • White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4

    $79,999

    7,656 mi.
    Est. $1,486/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Blue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali UltimateBlue 2026 GMC Sierra 2500 Denali Ultimate

    $94,589

    $4K

    MSRP $98,990

    Est. $1,757/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $83,681

    MSRP $90,190

    Est. $1,554/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4

    $84,975

    MSRP $89,390

    Est. $1,578/mo

    Mike Maroone Cadillac GMC

    4.5
    Check Availability
    Boulder, CO (21 mi)
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  • 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

    $94,680

    MSRP $94,680

    Est. $1,759/mo

    Markley Buick GMC

    4.9
    Check Availability
    Fort Collins, CO (17 mi)
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  • 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

    $84,885

    $3.5K

    MSRP $94,385

    Est. $1,577/mo

    Loveland Buick GMC

    Check Availability
    Loveland, CO (12 mi)
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  • 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

    $84,285

    $1.5K

    MSRP $93,785

    Est. $1,566/mo

    Loveland Buick GMC

    Check Availability
    Loveland, CO (12 mi)
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  • White 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLT

    $78,099

    MSRP $84,415

    Est. $1,451/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali Ultimate

    $93,552

    MSRP $100,485

    Est. $1,738/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • White 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 Pro

    $56,949

    MSRP $57,350

    Est. $1,058/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • White 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 Pro

    $55,392

    MSRP $55,793

    Est. $1,029/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • White 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali UltimateWhite 2026 GMC Sierra 2500 Denali Ultimate

    $100,368

    MSRP $100,769

    Est. $1,864/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • White 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 DenaliWhite 2026 GMC Sierra 2500 Denali

    $87,599

    $1.5K

    MSRP $93,600

    Est. $1,627/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • White 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 ProWhite 2026 GMC Sierra 2500 Pro

    $56,949

    MSRP $57,350

    Est. $1,058/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $92,917

    MSRP $100,050

    Est. $1,726/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Black 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali UltimateBlack 2026 GMC Sierra 2500 Denali Ultimate

    $99,768

    MSRP $100,169

    Est. $1,853/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Sterling 2026 GMC Sierra 2500 AT4

    $75,788

    MSRP $80,315

    Est. $1,408/mo

    Mike Maroone Cadillac GMC

    4.5
    Check Availability
    Boulder, CO (21 mi)
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  • Summit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 Pro

    $52,752

    $850

    MSRP $57,365

    Est. $980/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $84,218

    MSRP $90,785

    Est. $1,564/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Gray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 DenaliGray 2026 GMC Sierra 2500 Denali

    $87,399

    $1.1K

    MSRP $93,000

    Est. $1,623/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $73,114

    MSRP $79,720

    Est. $1,358/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $92,414

    MSRP $100,050

    Est. $1,717/mo

    Mike Maroone Chevrolet GMC

    4.2
    Check Availability
    Longmont, CO (11 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $87,777

    $1.9K
    14,528 mi.
    Est. $1,630/mo

    James Wood Motors, Inc

    4.8
    Check Availability
    $963 delivery from Decatur, TX (642 mi)
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  • Metallic 2026 GMC Sierra 2500 Denali UltimateMetallic 2026 GMC Sierra 2500 Denali UltimateMetallic 2026 GMC Sierra 2500 Denali UltimateMetallic 2026 GMC Sierra 2500 Denali UltimateMetallic 2026 GMC Sierra 2500 Denali UltimateMetallic 2026 GMC Sierra 2500 Denali Ultimate

    $95,797

    $4.3K
    153 mi.
    Est. $1,779/mo

    Castle Rock Ford

    3.4
    Check Availability
    Free delivery from Castle Rock, CO (67 mi)
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About the 2026 GMC Sierra 2500

Basics

Pro shown (base trim).

Seating
2
Door count
2
Drivetrain
Rear-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
FAQs

How much does the 2026 GMC Sierra 2500 cost?

The 2026 GMC Sierra 2500 price depends on trim level and optional features. Prices typically start at $47,000 and go as high as $94,500 for fully loaded models.

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

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


Trims

AT4 (2 styles)

Style
4WD Crew Cab 159" AT4 4WD Crew Cab 172" AT4
Inventory price
Starting at $72,200 Starting at $72,400
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)

AT4X (1 style)

Style
4WD Crew Cab 159" AT4X
Inventory price
Starting at $85,200
Combined MPG
0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

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)

Denali Ultimate (2 styles)

Style
4WD Crew Cab 159" Denali Ultimate 4WD Crew Cab 172" Denali Ultimate
Inventory price
Starting at $94,200 Starting at $94,500
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)

Pro (10 styles)

Style
4WD Double Cab 162" Pro 4WD Double Cab 149" Pro 2WD Double Cab 149" Pro 2WD Double Cab 162" Pro 2WD Reg Cab 142" Pro 4WD Reg Cab 142" Pro 2WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Crew Cab 172" Pro
Inventory price
Starting at $51,900 Starting at $51,700 Starting at $48,900 Starting at $49,100 Starting at $47,000 Starting at $49,800 Starting at $50,900 Starting at $50,700 Starting at $53,500 Starting at $53,700
Combined MPG
0 0 0 0 0 0 0 0 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) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

SLE (5 styles)

Style
4WD Double Cab 162" SLE 4WD Double Cab 149" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $56,300 Starting at $56,100 Starting at $54,000 Starting at $58,100 Starting at $57,900
Combined MPG
0 0 0 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) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

SLT (2 styles)

Style
4WD Crew Cab 159" SLT 4WD Crew Cab 172" SLT
Inventory price
Starting at $65,200 Starting at $65,500
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)
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