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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

    $86,969

    MSRP $99,400

    Est. $1,635/mo

    Vanguard Buick GMC of Carrollton

    3.8
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    Carrollton, TX (798 mi)

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  • Volcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4X

    $88,550

    Est. $1,664/mo

    Ewing Buick GMC

    4.6
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    Plano, TX (790 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

    $94,044

    MSRP $100,244

    Est. $1,768/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 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

    $97,530

    MSRP $98,530

    Est. $1,833/mo

    Coulter Cadillac Buick GMC

    4.8
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    Phoenix, AZ (1,449 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

    $97,403

    $1K
    Est. $1,831/mo

    Gates GMC Nissan

    4.9
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    North Windham, CT (795 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

    $98,020

    $1K
    Est. $1,842/mo

    Star GMC of Easton

    4.5
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    Easton, PA (646 mi)
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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

    $89,942

    MSRP $99,474

    Est. $1,691/mo

    Castle Chevrolet GMC

    4.3
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    McHenry, IL (45 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4X

    $97,630

    $1K

    MSRP $98,630

    Est. $1,835/mo

    ALL STAR BUICK GMC TRUCK

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    Sulphur, LA (866 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 AT4XSterling 2026 GMC Sierra 2500 AT4X

    $92,615

    $700

    MSRP $100,400

    Est. $1,741/mo

    Walt Massey Chevrolet GMC Lucedale

    4.8
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    Lucedale, MS (759 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

    $80,000

    MSRP $89,385

    Est. $1,504/mo

    Woody Buick GMC Naperville

    4.9
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    Naperville, IL (30 mi)
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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

    $95,765

    $6K
    Est. $1,800/mo

    Rick Hendrick Buick GMC

    4.8
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    Duluth, GA (580 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

    $91,504

    MSRP $99,504

    Est. $1,720/mo

    Tom Clark Buick GMC

    4.8
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    Denton, TX (794 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

    $95,844

    $4K
    Est. $1,802/mo

    Quebedeaux Buick GMC

    4.5
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    Tucson, AZ (1,440 mi)
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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

    $109,685

    MSRP $110,685

    Est. $2,062/mo

    Starling Buick GMC Stuart

    4.9
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    Stuart, FL (1,095 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

    $98,175

    MSRP $99,175

    Est. $1,845/mo

    Crain Buick GMC of Springdale

    4.5
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    Springdale, AR (529 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

    $89,185

    Est. $1,676/mo

    Everett Buick GMC

    4.8
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    Bryant, AR (569 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

    Est. $1,861/mo

    Impex Chevrolet GMC

    4.7
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    Reidsville, NC (575 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

    $94,477

    MSRP $95,477

    Est. $1,776/mo

    McCarthy Auto World

    4.1
    Check Availability
    Coon Rapids, MN (367 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

    $107,795

    $1K

    MSRP $108,795

    Est. $2,026/mo

    Chavez-Jessup GMC

    4.5
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    Indio, CA (1,653 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4X

    $109,685

    MSRP $110,685

    Est. $2,062/mo

    Starling Buick GMC Stuart

    4.9
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    Stuart, FL (1,095 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

    $95,368

    Est. $1,793/mo

    Mauer GMC

    4.8
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    Inver Grove Heights, MN (344 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

    $1K

    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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  • 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

    $86,340

    829 mi.
    Est. $1,623/mo

    Mark Wahlberg Buick GMC

    4.0
    Check Availability
    Columbus, OH (272 mi)
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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

    $99,025

    MSRP $99,025

    Est. $1,861/mo

    Cable Dahmer of Topeka

    4.4
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    Topeka, KS (468 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

    $91,415

    MSRP $99,375

    Est. $1,718/mo

    Shottenkirk Fort Madison

    4.6
    Check Availability
    Fort Madison, IA (213 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

    $82,235

    MSRP $89,235

    Est. $1,546/mo

    Mullinax Buick GMC

    4.8
    Check Availability
    Montgomery, AL (662 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

    $88,100

    MSRP $89,100

    Est. $1,656/mo

    Mills GM

    4.8
    Check Availability
    Baxter, MN (451 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

    $88,303

    $10K
    Est. $1,660/mo

    DeMaagd GMC Nissan

    4.5
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    Battle Creek, MI (129 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 AT4X $86,326 69 Good deals
2024 GMC Sierra 2500 AT4X $77,880 76 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