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  • White 2026 GMC Sierra 2500 AT4XWhite 2026 GMC Sierra 2500 AT4XWhite 2026 GMC Sierra 2500 AT4XWhite 2026 GMC Sierra 2500 AT4XWhite 2026 GMC Sierra 2500 AT4XWhite 2026 GMC Sierra 2500 AT4X

    $97,799

    $2K

    MSRP $99,700

    Est. $1,817/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 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

    $79,599

    7,656 mi.
    Est. $1,479/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)

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  • Summit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLT

    $78,062

    $500

    MSRP $85,240

    Est. $1,450/mo

    Mike Maroone Cadillac GMC

    4.6
    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

    $86,037

    $500

    MSRP $92,790

    Est. $1,598/mo

    Mike Maroone Chevrolet GMC

    4.1
    Check Availability
    Longmont, CO (11 mi)
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  • Onyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali Ultimate

    $94,460

    $500

    MSRP $99,460

    Est. $1,755/mo

    Loveland Buick GMC

    Check Availability
    Loveland, CO (12 mi)
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  • Black 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 Pro

    $58,509

    $500

    MSRP $58,910

    Est. $1,087/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 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

    $84,957

    $500

    MSRP $89,390

    Est. $1,578/mo

    Mike Maroone Cadillac GMC

    4.6
    Check Availability
    Boulder, CO (21 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

    $6.4K

    MSRP $84,415

    Est. $1,451/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 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

    $49,801

    $500

    MSRP $54,545

    Est. $925/mo

    Mike Maroone Chevrolet GMC

    4.1
    Check Availability
    Longmont, CO (11 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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  • 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

    $98,875

    MSRP $98,875

    Est. $1,837/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
    Quick view
  • 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

    $59,150

    MSRP $59,150

    Est. $1,099/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 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

    $92,599

    $500

    MSRP $93,000

    Est. $1,720/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
    Quick view
  • 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

    $57,692

    $500

    MSRP $58,093

    Est. $1,072/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

    $59,150

    MSRP $59,150

    Est. $1,099/mo

    Weld County Garage GMC Hummer

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

    $88,935

    $500

    MSRP $89,935

    Est. $1,652/mo

    Mike Maroone Cadillac GMC

    4.6
    Check Availability
    Boulder, CO (21 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

    $59,440

    MSRP $59,440

    Est. $1,104/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
    Quick view
  • 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

    $90,349

    $3.3K

    MSRP $93,600

    Est. $1,678/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

    $500

    MSRP $55,793

    Est. $1,029/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 ProBlack 2026 GMC Sierra 2500 Pro

    $58,509

    $500

    MSRP $58,910

    Est. $1,087/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

    $93,184

    $500

    MSRP $100,485

    Est. $1,731/mo

    Mike Maroone Chevrolet GMC

    4.1
    Check Availability
    Longmont, CO (11 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $74,775

    $500

    MSRP $80,730

    Est. $1,389/mo

    Mike Maroone Chevrolet GMC

    4.1
    Check Availability
    Longmont, CO (11 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $83,152

    $500

    MSRP $90,435

    Est. $1,545/mo

    Mike Maroone Chevrolet GMC

    4.1
    Check Availability
    Longmont, CO (11 mi)
    Quick view
  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $83,950

    $500

    MSRP $90,215

    Est. $1,559/mo

    Mike Maroone Chevrolet GMC

    4.1
    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

    $57,239

    $500

    MSRP $57,640

    Est. $1,063/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

    $57,508

    $500

    MSRP $57,909

    Est. $1,068/mo

    Weld County Garage GMC Hummer

    4.5
    Check Availability
    Greeley, CO (20 mi)

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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $88,707

    $500
    Est. $1,648/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,623 delivery from Collinsville, IL (812 mi)
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  • Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4

    $76,995

    11,300 mi.
    Est. $1,430/mo

    Laura Buick GMC

    4.6
    Check Availability
    $1,623 delivery from Collinsville, IL (812 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 $71,003 3 Good deals

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
2WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Crew Cab 172" Pro 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
Inventory price
Starting at $50,900 Starting at $50,700 Starting at $53,500 Starting at $53,700 Starting at $51,900 Starting at $51,700 Starting at $48,900 Starting at $49,100 Starting at $47,000 Starting at $49,800
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 Crew Cab 172" SLE 4WD Crew Cab 159" SLE 4WD Double Cab 162" SLE 4WD Double Cab 149" SLE 4WD Reg Cab 142" SLE
Inventory price
Starting at $58,100 Starting at $57,900 Starting at $56,300 Starting at $56,100 Starting at $54,000
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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