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  • Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4

    $94,900

    MSRP $95,900

    Est. $1,784/mo

    Vanguard Buick GMC of Carrollton

    3.8
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    Carrollton, TX (798 mi)

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  • Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4

    $81,790

    MSRP $81,790

    Est. $1,537/mo

    Thompson Buick Cadillac GMC

    3.8
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    Raleigh, NC (641 mi)

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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $83,956

    Est. $1,578/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 3500 AT4

    $92,034

    Est. $1,730/mo

    Quebedeaux Buick GMC

    4.5
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    Tucson, AZ (1,440 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $82,241

    1,205 mi.
    Est. $1,546/mo

    Tom Kelley Buick GMC

    4.8
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    Fort Wayne, IN (137 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $87,008

    MSRP $93,374

    Est. $1,635/mo

    Rydell Chevrolet GMC of Grand Forks

    4.6
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    Grand Forks, ND (620 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $88,765

    $500

    MSRP $90,265

    Est. $1,668/mo

    Royal Moore GMC Buick

    4.8
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    Hillsboro, OR (1,769 mi)
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  • Tan 2026 GMC Sierra 3500 AT4Tan 2026 GMC Sierra 3500 AT4Tan 2026 GMC Sierra 3500 AT4Tan 2026 GMC Sierra 3500 AT4Tan 2026 GMC Sierra 3500 AT4Tan 2026 GMC Sierra 3500 AT4

    $87,585

    MSRP $92,585

    Est. $1,646/mo

    Valley GMC, LLC

    4.8
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    Auburn, WA (1,728 mi)

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  • Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4

    $91,150

    Est. $1,713/mo

    Luther Hudson Chevrolet GMC

    4.9
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    Hudson, WI (333 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4

    $86,554

    Est. $1,627/mo

    Alpine Buick GMC South

    4.5
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    Colorado Springs, CO (929 mi)
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  • Dune 2026 GMC Sierra 3500 AT4Dune 2026 GMC Sierra 3500 AT4Dune 2026 GMC Sierra 3500 AT4Dune 2026 GMC Sierra 3500 AT4Dune 2026 GMC Sierra 3500 AT4Dune 2026 GMC Sierra 3500 AT4

    $94,020

    Est. $1,767/mo

    Halladay GMC

    4.9
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    Cheyenne, WY (891 mi)
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  • White Sand 2026 GMC Sierra 3500 AT4White Sand 2026 GMC Sierra 3500 AT4White Sand 2026 GMC Sierra 3500 AT4White Sand 2026 GMC Sierra 3500 AT4White Sand 2026 GMC Sierra 3500 AT4White Sand 2026 GMC Sierra 3500 AT4

    $80,903

    5,127 mi.
    Est. $1,521/mo

    Holz Motors

    4.7
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    Hales Corners, WI (76 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $75,800

    $100
    1,125 mi.
    Est. $1,425/mo

    Henry Brown Buick GMC

    4.8
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    Gilbert, AZ (1,442 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $92,750

    MSRP $92,750

    Est. $1,743/mo

    Thompson Buick Cadillac GMC

    3.8
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    Raleigh, NC (641 mi)

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  • Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4

    $86,805

    MSRP $93,305

    Est. $1,632/mo

    Fred Anderson Chevrolet Buick GMC

    4.2
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    Greer, SC (562 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $91,735

    MSRP $92,735

    Est. $1,724/mo

    Vision Buick GMC

    4.1
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    Rochester, NY (524 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4

    $82,555

    MSRP $91,055

    Est. $1,552/mo

    McLarty Daniel Buick GMC

    4.6
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    Bentonville, AR (519 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $82,530

    Est. $1,551/mo

    Auto Gallery Chevrolet GMC, Inc.

    4.9
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    LaGrange, GA (628 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $87,500

    MSRP $93,275

    Est. $1,645/mo

    Dahl Chevrolet GMC Winona

    4.8
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    Winona, MN (253 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $84,835

    MSRP $91,035

    Est. $1,595/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 mi)

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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $76,679

    Est. $1,441/mo

    LeadCar GMC Utica

    4.9
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    Utica, NY (638 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $90,960

    MSRP $91,960

    Est. $1,710/mo

    Pierre GMC of Everett

    4.8
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    Everett, WA (1,728 mi)
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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $83,777

    $500

    MSRP $91,655

    Est. $1,575/mo

    Marianna Chevrolet GMC

    4.6
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    Marianna, FL (779 mi)
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  • Titanium 2026 GMC Sierra 3500 AT4Titanium 2026 GMC Sierra 3500 AT4Titanium 2026 GMC Sierra 3500 AT4Titanium 2026 GMC Sierra 3500 AT4Titanium 2026 GMC Sierra 3500 AT4Titanium 2026 GMC Sierra 3500 AT4

    $78,175

    MSRP $80,675

    Est. $1,469/mo

    i.g. Burton Buick GMC of Glen Burnie

    4.6
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    Glen Burnie, MD (608 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4Titanium Rush Metallic 2026 GMC Sierra 3500 AT4

    $87,374

    MSRP $91,910

    Est. $1,642/mo

    Harry Brown's GM

    4.5
    Check Availability
    FARIBAULT, MN (331 mi)
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  • Black 2026 GMC Sierra 3500 AT4Black 2026 GMC Sierra 3500 AT4Black 2026 GMC Sierra 3500 AT4Black 2026 GMC Sierra 3500 AT4Black 2026 GMC Sierra 3500 AT4Black 2026 GMC Sierra 3500 AT4

    $86,789

    MSRP $90,190

    Est. $1,631/mo

    Valley GMC, LLC

    4.8
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    Auburn, WA (1,728 mi)

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  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $84,499

    MSRP $90,020

    Est. $1,588/mo

    Lithia Chevrolet GMC of Helena

    4.3
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    Helena, MT (1,245 mi)
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  • Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4Onyx Black 2026 GMC Sierra 3500 AT4

    $92,949

    MSRP $96,449

    Est. $1,747/mo

    Spitzer Buick GMC

    4.7
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    Findlay, OH (217 mi)
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GMC Sierra 3500 prices by year

Model year Average price Deals
2025 GMC Sierra 3500 AT4 $76,721 21 Good deals
2024 GMC Sierra 3500 AT4 $68,383 6 Great deals
2023 GMC Sierra 3500 AT4 $58,739 10 Great deals
2022 GMC Sierra 3500 AT4 $53,667 6 Great deals

About the 2026 GMC Sierra 3500 AT4

Basics

AT4 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 3500 AT4
FAQs

How much does the 2026 GMC Sierra 3500 AT4 cost?

The 2026 GMC Sierra 3500 AT4 price depends on optional features. Prices typically start at $73,400.

What are some similar vehicles and competitors of the 2026 GMC Sierra 3500 AT4?

The 2026 GMC Sierra 3500 AT4 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 $73,400 Starting at $73,600
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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GMC Sierra 3500 trims