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  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $86,472

    MSRP $99,400

    Est. $1,625/mo

    Vanguard Buick GMC of Carrollton

    3.8
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    Carrollton, TX (798 mi)

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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $99,029

    MSRP $99,029

    Est. $1,861/mo

    Thompson Buick Cadillac GMC

    3.8
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    Raleigh, NC (641 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

    $81,586

    Est. $1,534/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 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

    $88,888

    $4.1K
    3,174 mi.
    Est. $1,671/mo

    Schumacher Chrysler Dodge Jeep Ram of Delray

    4.7
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    DELRAY BEACH, FL (1,151 mi)
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  • Dune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4X

    $89,739

    $10K
    6,610 mi.
    Est. $1,687/mo

    Hawk CDJR

    4.7
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    Forest Park, IL (10 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

    $88,123

    $2.9K
    Est. $1,656/mo

    Lou Fusz Buick GMC

    4.5
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    St. Louis, MO (265 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4X

    $90,875

    MSRP $99,375

    Est. $1,708/mo

    McKinney Buick GMC

    4.1
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    McKinney, TX (779 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

    $90,900

    $4K

    MSRP $99,400

    Est. $1,709/mo

    Parks GMC Kernersville

    4.0
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    Kernersville, NC (568 mi)

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  • Dune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4X

    $84,020

    29,752 mi.
    Est. $1,579/mo

    Jimmy Britt Chrysler Jeep Dodge RAM

    4.6
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    Statesboro, GA (729 mi)
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  • Gray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4XGray 2026 GMC Sierra 2500 AT4X

    $98,649

    MSRP $99,649

    Est. $1,854/mo

    Crown Buick GMC

    4.7
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    Metairie, LA (834 mi)
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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

    $99,585

    MSRP $99,585

    Est. $1,872/mo

    Group 1 Buick GMC North

    4.4
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    Houston, TX (937 mi)
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  • Sterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4X

    $87,294

    $2.7K
    15,000 mi.
    Est. $1,641/mo

    Ewing Buick GMC

    4.6
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    Plano, TX (790 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $79,000

    MSRP $88,890

    Est. $1,485/mo

    Woody Buick GMC Naperville

    4.9
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    Naperville, IL (30 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

    $94,101

    MSRP $99,649

    Est. $1,769/mo

    Southern Buick GMC Virginia Beach

    4.1
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    Virginia Beach, VA (710 mi)

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  • Black 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4XBlack 2026 GMC Sierra 2500 AT4X

    $99,995

    Est. $1,880/mo

    Kevin Grover GMC

    4.9
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    Wagoner, OK (585 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

    $100,194

    MSRP $101,194

    Est. $1,883/mo

    Arlington Heights Buick GMC

    4.9
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    Arlington heights, IL (26 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

    $85,654

    $1K
    2,469 mi.
    Est. $1,610/mo

    Bommarito Toyota

    4.4
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    Hazelwood, MO (258 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $98,379

    Est. $1,849/mo

    Alpine Buick GMC

    4.4
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    Littleton, CO (925 mi)
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  • Dune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4XDune 2026 GMC Sierra 2500 AT4X

    $89,877

    $1.5K
    4,770 mi.
    Est. $1,689/mo

    Romain Cross Pointe

    4.2
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    Evansville, IN (270 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

    $87,370

    $10K

    MSRP $97,370

    Est. $1,642/mo

    Fabre Chevrolet GMC

    4.5
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    Saint Francisville, LA (794 mi)

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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $90,530

    Est. $1,702/mo

    Cavender Buick GMC West

    4.5
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    San Antonio, TX (1,048 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

    $99,025

    MSRP $99,025

    Est. $1,861/mo

    Tameron Buick GMC

    4.5
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    Daphne, AL (779 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $89,992

    3,110 mi.
    Est. $1,692/mo

    Weatherford Honda

    4.8
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    Weatherford, TX (844 mi)
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  • Red 2026 GMC Sierra 2500 AT4XRed 2026 GMC Sierra 2500 AT4XRed 2026 GMC Sierra 2500 AT4XRed 2026 GMC Sierra 2500 AT4XRed 2026 GMC Sierra 2500 AT4XRed 2026 GMC Sierra 2500 AT4X

    $96,193

    $4.1K

    MSRP $99,175

    Est. $1,808/mo

    Classic Buick GMC Beaumont

    4.7
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    Beaumont, TX (890 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

    $87,888

    $892

    MSRP $89,780

    Est. $1,652/mo

    Pierre GMC of Everett

    4.8
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    Everett, WA (1,728 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4X

    $106,585

    $3.5K

    MSRP $110,085

    Est. $2,003/mo

    Capitol GMC

    4.7
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    San Jose, CA (1,839 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

    $98,225

    MSRP $99,225

    Est. $1,846/mo

    AutoNation Buick GMC Corpus Christi

    4.6
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    Corpus Christi, TX (1,123 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

    $89,748

    $250
    7,764 mi.
    Est. $1,687/mo

    Handy Cadillac Buick GMC

    4.0
    Check Availability
    Saint Albans, VT (758 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 AT4X $85,843 73 Good deals
2024 GMC Sierra 2500 AT4X $78,457 65 Good deals

About the 2026 GMC Sierra 2500 AT4X

Basics

AT4X 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 AT4X
FAQs

How much does the 2026 GMC Sierra 2500 AT4X cost?

The 2026 GMC Sierra 2500 AT4X price depends on optional features. Prices typically start at $85,200.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 AT4X?

The 2026 GMC Sierra 2500 AT4X compares to and/or competes against the following vehicles:


Trims

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)
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2026 GMC Sierra 2500 AT4X by popular city

GMC Sierra 2500 trims