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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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  • 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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  • 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

    $87,850

    Est. $1,651/mo

    Alpine Buick GMC

    4.4
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    Littleton, CO (925 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

    $86,791

    Est. $1,631/mo

    Dixie Buick GMC Truck Inc.

    4.4
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    Fort Myers, FL (1,110 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

    $87,910

    MSRP $91,910

    Est. $1,652/mo

    Hill Buick GMC

    5.0
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    Newtown Square, PA (651 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

    $87,760

    Est. $1,650/mo

    Royal Buick GMC Cadillac

    4.7
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    Tucson, AZ (1,441 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

    $80,680

    $2.5K

    MSRP $93,680

    Est. $1,517/mo

    Legacy GMC

    4.8
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    Slidell, LA (813 mi)
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  • Gray 2026 GMC Sierra 3500 AT4Gray 2026 GMC Sierra 3500 AT4Gray 2026 GMC Sierra 3500 AT4Gray 2026 GMC Sierra 3500 AT4Gray 2026 GMC Sierra 3500 AT4Gray 2026 GMC Sierra 3500 AT4

    $91,918

    MSRP $95,319

    Est. $1,728/mo

    Valley GMC, LLC

    4.8
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    Auburn, WA (1,728 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

    $85,055

    Est. $1,599/mo

    Thompson Buick, GMC, Cadillac

    4.8
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    Springfield, MO (444 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

    Kelley Auto Mall of Decatur

    4.6
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    Decatur, IN (159 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

    $81,497

    Est. $1,532/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 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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  • 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

    $82,315

    MSRP $89,815

    Est. $1,547/mo

    James Wood Motors, Inc

    4.8
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    Decatur, TX (809 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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  • 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
    Check Availability
    Hales Corners, WI (76 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

    $87,915

    MSRP $93,129

    Est. $1,652/mo

    Castle Chevrolet GMC

    4.3
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    McHenry, IL (45 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

    $90,564

    MSRP $91,564

    Est. $1,702/mo

    Rusty Drewing Chevrolet Buick GMC

    4.8
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    Jefferson City, MO (334 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

    $85,260

    MSRP $90,760

    Est. $1,603/mo

    Liberty GMC

    4.5
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    Peoria, AZ (1,454 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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  • 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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  • 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
    Check Availability
    Gilbert, AZ (1,442 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

    $88,785

    Est. $1,669/mo

    Transwest GMC Denver

    4.8
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    Henderson, CO (911 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

    $84,816

    MSRP $91,045

    Est. $1,594/mo

    Castle Rock Chevrolet GMC

    4.4
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    Castle Rock, CO (919 mi)
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  • White Sands 2026 GMC Sierra 3500 AT4White Sands 2026 GMC Sierra 3500 AT4White Sands 2026 GMC Sierra 3500 AT4White Sands 2026 GMC Sierra 3500 AT4White Sands 2026 GMC Sierra 3500 AT4White Sands 2026 GMC Sierra 3500 AT4

    $87,717

    MSRP $97,344

    Est. $1,649/mo

    Fairway Chevrolet GMC

    4.3
    Check Availability
    Calcutta, OH (376 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

    $90,560

    MSRP $90,560

    Est. $1,702/mo

    Jerry Seiner South Jordan

    4.1
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    South Jordan, UT (1,261 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
    Check Availability
    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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  • 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

    $88,805

    Est. $1,669/mo

    Rogers GMC of Hermiston

    4.9
    Check Availability
    Hermiston, OR (1,590 mi)
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GMC Sierra 3500 prices by year

Model year Average price Deals
2025 GMC Sierra 3500 AT4 $76,713 24 Good deals
2024 GMC Sierra 3500 AT4 $68,323 61 Good deals
2023 GMC Sierra 3500 AT4 $59,034 7 Great deals
2022 GMC Sierra 3500 AT4 $53,947 7 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