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

    $88,592

    $933

    MSRP $93,325

    Est. $1,665/mo

    Kunes Apple Valley Buick GMC

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    Apple Valley, MN (343 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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  • 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

    $85,289

    $3K

    MSRP $92,289

    Est. $1,603/mo

    Tasca Buick GMC Palm Harbor

    4.7
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    Palm Harbor, FL (995 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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  • 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

    $92,758

    Est. $1,744/mo

    Gates GMC Nissan

    4.9
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    North Windham, CT (795 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

    $84,548

    MSRP $92,405

    Est. $1,589/mo

    Walser Buick GMC Roseville

    4.2
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    Roseville, MN (354 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

    $84,409

    Est. $1,587/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 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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  • 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

    $83,524

    MSRP $91,310

    Est. $1,570/mo

    Walser Buick GMC Bloomington

    4.2
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    Bloomington, MN (353 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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  • 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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  • 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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  • 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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  • 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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  • 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

    $92,649

    MSRP $92,650

    Est. $1,741/mo

    Chevrolet GMC of Fairbanks

    4.8
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    Fairbanks, AK (2,788 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

    $79,470

    MSRP $89,470

    Est. $1,494/mo

    Mayse Automotive

    4.6
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    Aurora, MO (471 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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  • 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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  • Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4Sterling 2026 GMC Sierra 3500 AT4

    $91,055

    MSRP $92,055

    Est. $1,712/mo

    Corwin Motors Kalispell

    4.6
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    Kalispell, MT (1,367 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

    $83,269

    $7K

    MSRP $90,269

    Est. $1,565/mo

    GMC of Rochester

    4.3
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    Rochester, MN (289 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

    $83,207

    Est. $1,564/mo

    Everett Buick GMC

    4.8
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    Bryant, AR (569 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

    $87,374

    MSRP $91,910

    Est. $1,642/mo

    Harry Brown's GM

    4.5
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    FARIBAULT, MN (331 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

    $89,910

    MSRP $90,910

    Est. $1,690/mo

    Jensen GMC

    5.0
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    New Ulm, MN (381 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

    $82,114

    $8K

    MSRP $91,114

    Est. $1,543/mo

    GMC of Rochester

    4.3
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    Rochester, MN (289 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
    Check Availability
    Henderson, CO (911 mi)
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GMC Sierra 3500 prices by year

Model year Average price Deals
2025 GMC Sierra 3500 AT4 $76,720 5 Great deals
2024 GMC Sierra 3500 AT4 $68,480 63 Good deals
2023 GMC Sierra 3500 AT4 $59,034 9 Great deals
2022 GMC Sierra 3500 AT4 $53,957 8 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