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  • Dune 2026 GMC Sierra 2500 AT4Dune 2026 GMC Sierra 2500 AT4Dune 2026 GMC Sierra 2500 AT4Dune 2026 GMC Sierra 2500 AT4Dune 2026 GMC Sierra 2500 AT4Dune 2026 GMC Sierra 2500 AT4

    $80,230

    $1K
    Est. $1,508/mo

    Ross Downing GMC Cadillac

    4.8
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    Hammond, LA (804 mi)

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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $80,909

    MSRP $89,909

    Est. $1,521/mo

    Covert Buick GMC Bee Cave

    4.6
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    Austin, TX (986 mi)

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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4

    $76,955

    MSRP $78,525

    Est. $1,446/mo

    Jim Curley GMC of Lakewood

    5.0
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    Lakewood Township, NJ (711 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $91,193

    Est. $1,714/mo

    Ed Dena's Auto Center

    4.6
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    Dinuba, CA (1,731 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4

    $83,959

    Est. $1,578/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $80,234

    198 mi.
    Est. $1,508/mo

    Heritage Buick GMC

    4.6
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    Rockwall, TX (786 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $82,088

    MSRP $91,789

    Est. $1,543/mo

    Rivard Buick GMC

    4.8
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    Tampa, FL (1,008 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4

    $85,694

    $2.7K

    MSRP $89,434

    Est. $1,611/mo

    Vann York GMC Asheboro

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    Asheboro, NC (601 mi)

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  • Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4Black 2026 GMC Sierra 2500 AT4

    $88,296

    MSRP $91,825

    Est. $1,660/mo

    Group 1 GMC Southwest

    4.4
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    Houston, TX (953 mi)
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  • Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4

    $90,515

    Est. $1,701/mo

    Huston Cadillac GMC

    4.9
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    Lake Wales, FL (1,023 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $86,416

    $892

    MSRP $89,200

    Est. $1,624/mo

    Ingersoll Auto of Danbury

    4.1
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    Danbury, CT (734 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $80,405

    MSRP $89,555

    Est. $1,511/mo

    Walt Massey Chevrolet GMC Lucedale

    4.8
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    Lucedale, MS (759 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $110,804

    Est. $2,083/mo

    Rick Hendrick Buick GMC

    4.8
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    Duluth, GA (580 mi)
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  • Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4Sterling 2026 GMC Sierra 2500 AT4

    $93,175

    MSRP $93,175

    Est. $1,751/mo

    Champion Chevrolet GMC of Kingsport

    4.7
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    Kingsport, TN (459 mi)

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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $91,134

    MSRP $91,135

    Est. $1,713/mo

    Chevrolet GMC of Fairbanks

    4.8
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    Fairbanks, AK (2,788 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $94,084

    MSRP $95,584

    Est. $1,768/mo

    Ed Martin Buick GMC

    4.9
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    Carmel, IN (154 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4

    $89,860

    MSRP $90,860

    Est. $1,689/mo

    Rusty Drewing Chevrolet Buick GMC

    4.8
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    Jefferson City, MO (334 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $83,150

    MSRP $90,415

    Est. $1,563/mo

    Mullinax Buick GMC

    4.8
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    Montgomery, AL (662 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4Volcanic Red 2026 GMC Sierra 2500 AT4

    $86,277

    MSRP $92,080

    Est. $1,622/mo

    Master Buick GMC

    4.7
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    Augusta, GA (653 mi)
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  • Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4Gray 2026 GMC Sierra 2500 AT4

    $80,620

    Est. $1,515/mo

    Spitzer Chevrolet GMC Cadillac of Dubois

    4.6
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    DuBois, PA (462 mi)

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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4

    $84,147

    $6.4K

    MSRP $91,555

    Est. $1,582/mo

    Chevrolet Buick GMC of Murfreesboro

    4.1
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    Murfreesboro, TN (421 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $94,535

    MSRP $95,535

    Est. $1,777/mo

    Jessup Auto Plaza

    4.6
    Check Availability
    Cathedral City, CA (1,661 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $88,232

    MSRP $90,035

    Est. $1,658/mo

    Delray Buick GMC

    4.8
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    Delray Beach, FL (1,151 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $87,994

    $100

    MSRP $90,935

    Est. $1,654/mo

    Confidence Chevrolet Buick GMC

    4.9
    Check Availability
    Midwest City, OK (690 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $78,999

    2,901 mi.
    Est. $1,485/mo

    Joe Myers Toyota

    4.8
    Check Availability
    Houston, TX (939 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $93,804

    $2.4K
    268 mi.
    Est. $1,763/mo

    Covert Buick GMC Bee Cave

    4.6
    Check Availability
    Austin, TX (986 mi)

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  • White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4White 2026 GMC Sierra 2500 AT4

    $79,970

    $3K
    409 mi.
    Est. $1,503/mo

    ALM Nissan Newnan

    4.2
    Check Availability
    Newnan, GA (608 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $88,021

    MSRP $88,622

    Est. $1,654/mo

    Bergstrom Chevrolet GMC of Manitowoc

    4.8
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    Manitowoc, WI (152 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 AT4 $74,856 19 Great deals
2024 GMC Sierra 2500 AT4 $70,655 351 Good deals
2023 GMC Sierra 2500 AT4 $57,578 33 Great deals
2022 GMC Sierra 2500 AT4 $54,051 26 Great deals
2021 GMC Sierra 2500 AT4 $53,594 5 Great deals
2020 GMC Sierra 2500 AT4 $49,035 27 Good deals

About the 2026 GMC Sierra 2500 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 2500 AT4
FAQs

How much does the 2026 GMC Sierra 2500 AT4 cost?

The 2026 GMC Sierra 2500 AT4 price depends on optional features. Prices typically start at $72,200.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 AT4?

The 2026 GMC Sierra 2500 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 $72,200 Starting at $72,400
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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2026 GMC Sierra 2500 AT4 by popular city

GMC Sierra 2500 trims