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  • Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4Summit White 2026 GMC Sierra 2500 4WD Crew Cab 159" AT4

    $88,860

    MSRP $88,860

    Est. $1,670/mo

    SVG Buick GMC Springfield

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    Springfield, OH (242 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

    $83,652

    $5.4K
    Est. $1,572/mo

    Starling Chevrolet GMC

    4.9
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    Saint Cloud, FL (1,008 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

    $90,325

    MSRP $90,325

    Est. $1,698/mo

    Jim Curley Buick GMC of Keyport

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    Keyport, NJ (705 mi)
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  • Red 2026 GMC Sierra 2500 AT4Red 2026 GMC Sierra 2500 AT4Red 2026 GMC Sierra 2500 AT4Red 2026 GMC Sierra 2500 AT4Red 2026 GMC Sierra 2500 AT4Red 2026 GMC Sierra 2500 AT4

    $85,984

    MSRP $92,295

    Est. $1,616/mo

    Group 1 GMC Southwest

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

    $88,005

    MSRP $89,005

    Est. $1,654/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 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

    $85,519

    MSRP $91,719

    Est. $1,607/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 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

    $72,780

    $5K

    MSRP $78,780

    Est. $1,368/mo

    Parks GMC Kernersville

    4.0
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    Kernersville, NC (568 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $85,060

    MSRP $89,560

    Est. $1,599/mo

    Express Dyersburg Chevrolet GMC

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    Dyersburg, TN (414 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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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $79,900

    3,660 mi.
    Est. $1,502/mo

    Walser Buick GMC Roseville

    4.2
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    Roseville, MN (354 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

    $84,434

    Est. $1,587/mo

    Quebedeaux Buick GMC

    4.5
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    Tucson, AZ (1,440 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

    $91,397

    Est. $1,718/mo

    Ewald Buick GMC of Menomonee Falls

    4.7
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    Menomonee Falls, WI (93 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $91,275

    MSRP $91,275

    Est. $1,716/mo

    C. Wimberley Chevrolet GMC

    4.8
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    Dowagiac, MI (78 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

    $80,040

    MSRP $80,040

    Est. $1,504/mo

    Champion Chevrolet GMC of Kingsport

    4.7
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    Kingsport, TN (459 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

    $93,755

    Est. $1,762/mo

    McDonald GMC Cadillac

    4.9
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    Saginaw, MI (213 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

    $82,388

    MSRP $88,215

    Est. $1,549/mo

    Barker Motor Company

    4.8
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    Bloomington, IL (121 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

    $76,869

    MSRP $76,870

    Est. $1,445/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 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

    $88,065

    Est. $1,655/mo

    Rick Hendrick Chevrolet Buick GMC

    4.7
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    Richmond, VA (606 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

    $82,358

    Est. $1,548/mo

    Luther Hudson Chevrolet GMC

    4.9
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    Hudson, WI (333 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

    $77,505

    MSRP $77,505

    Est. $1,457/mo

    Champion Chevrolet GMC of Kingsport

    4.7
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    Kingsport, TN (459 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

    $82,354

    MSRP $91,155

    Est. $1,548/mo

    Bob Howard Buick GMC

    4.6
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    Oklahoma City, OK (686 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
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    Houston, TX (939 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

    $87,004

    MSRP $91,004

    Est. $1,635/mo

    Corwin Buick GMC Cadillac Reno

    4.6
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    Reno, NV (1,683 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

    $85,260

    Est. $1,603/mo

    West Metro Buick GMC

    5.0
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    Monticello, MN (389 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

    $87,755

    Est. $1,649/mo

    Star GMC of Easton

    4.5
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    Easton, PA (646 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

    $81,985

    MSRP $81,985

    Est. $1,541/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

    $83,240

    Est. $1,565/mo

    Jimmy Britt Chevrolet

    4.3
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    Greensboro, GA (625 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 AT4 $74,932 21 Great deals
2024 GMC Sierra 2500 AT4 $70,656 6 Great deals
2023 GMC Sierra 2500 AT4 $57,150 33 Great deals
2022 GMC Sierra 2500 AT4 $54,394 34 Great deals
2021 GMC Sierra 2500 AT4 $53,210 6 Great deals
2020 GMC Sierra 2500 AT4 $48,928 29 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