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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4X

    $88,485

    $3K

    MSRP $99,175

    Est. $1,667/mo

    Vaughn Automotive

    4.4
    Ottumwa, IA (256 mi)
    Check Availability

  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $96,552

    $2.3K

    MSRP $101,395

    Est. $1,819/mo

    Starling Buick GMC Stuart

    4.9
    Stuart, FL (1,095 mi)
    Check Availability

  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $85,629

    $2K
    Est. $1,613/mo

    Ewing Buick GMC

    4.5
    Plano, TX (790 mi)
    Check Availability

  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $99,718

    MSRP $99,270

    Est. $1,879/mo

    Spitzer Buick GMC Parma

    4.3
    Parma, OH (307 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 2500 AT4X

    $97,999

    $1K

    MSRP $100,849

    Est. $1,846/mo

    Vision Buick GMC

    4.1
    Rochester, NY (524 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $98,799

    $2K

    MSRP $100,000

    Est. $1,861/mo

    AutoNation Buick GMC Park Meadows

    4.4
    Lone Tree, CO (917 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $81,220

    $1.5K
    10,450 mi.
    Est. $1,530/mo

    AutoNation Chevrolet Gulf Freeway

    4.6
    Houston, TX (948 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $102,817

    MSRP $109,195

    Est. $1,937/mo

    Capitol GMC

    4.6
    San Jose, CA (1,839 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4X

    $86,124

    $2K
    Est. $1,623/mo

    Ewing Buick GMC

    4.5
    Plano, TX (790 mi)
    Check Availability

  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $85,107

    6,272 mi.
    Est. $1,603/mo

    AutoNation Audi Volkswagen Spokane

    4.8
    Spokane Valley, WA (1,498 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $92,614

    $2K
    Est. $1,745/mo

    Southern Buick GMC Greenbrier

    3.9
    Chesapeake, VA (703 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $92,567

    $7.6K
    Est. $1,744/mo

    Sheehy GMC

    3.8
    Hagerstown, MD (545 mi)
    Check Availability
  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4XTitanium Rush Metallic 2026 GMC Sierra 2500 AT4X

    $99,117

    Est. $1,867/mo

    Darrell Waltrip Buick GMC

    4.8
    Franklin, TN (415 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $98,919

    $2K

    MSRP $100,715

    Est. $1,864/mo

    Jessup Auto Plaza

    4.6
    Cathedral City, CA (1,661 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $90,220

    Est. $1,700/mo

    Richardson Buick GMC - Midland

    4.8
    Midland, MI (211 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4X

    $88,691

    $2K
    Est. $1,671/mo

    Laura Buick GMC

    4.5
    Collinsville, IL (254 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4XSterling 2026 GMC Sierra 2500 AT4X

    $89,824

    $2K

    MSRP $99,025

    Est. $1,692/mo

    Jim Ellis Buick GMC

    4.6
    Atlanta, GA (581 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $99,724

    MSRP $99,025

    Est. $1,879/mo

    Liberty GMC

    4.5
    Peoria, AZ (1,454 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $94,319

    MSRP $99,620

    Est. $1,777/mo

    Bob Howard Buick GMC

    4.6
    Oklahoma City, OK (686 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $100,088

    Est. $1,886/mo

    LaFontaine Buick GMC of Ann Arbor

    4.7
    Ann Arbor, MI (199 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $83,016

    18,715 mi.
    Est. $1,564/mo

    Bob Ross Buick GMC

    4.6
    Dayton, OH (239 mi)
    Check Availability

  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $95,435

    Est. $1,798/mo

    Rhinelander Auto Group

    4.9
    RHINELANDER, WI (276 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $86,522

    $454
    Est. $1,630/mo

    Pryor Chevrolet Gmc

    4.8
    Pryor, OK (566 mi)
    Check Availability
  • Tan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4XTan 2026 GMC Sierra 2500 AT4X

    $100,380

    Est. $1,891/mo

    Ray Skillman Northeast GMC

    4.6
    Indianapolis, IN (169 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $88,404

    $2K

    MSRP $99,904

    Est. $1,665/mo

    Rivard Buick GMC

    4.7
    Tampa, FL (1,008 mi)
    Check Availability
  • Volcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4XVolcanic Red 2026 GMC Sierra 2500 AT4X

    $93,984

    MSRP $99,675

    Est. $1,771/mo

    Huston Cadillac

    4.9
    Lake Wales, FL (1,023 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $85,950

    $2K

    MSRP $99,225

    Est. $1,619/mo

    McKinney Buick GMC

    4.2
    McKinney, TX (779 mi)
    Check Availability

  • Summit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4XSummit White 2026 GMC Sierra 2500 AT4X

    $99,380

    Est. $1,872/mo

    Ferguson Buick GMC

    4.6
    Colorado Springs, CO (925 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $96,151

    $2K

    MSRP $99,900

    Est. $1,811/mo

    Delray Buick GMC

    4.8
    Delray Beach, FL (1,151 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $89,075

    MSRP $99,825

    Est. $1,678/mo

    Royal Moore GMC Buick

    4.9
    Hillsboro, OR (1,769 mi)
    Check Availability

GMC Sierra 2500 prices by year

Model year Average price Deals
2025 GMC Sierra 2500 AT4X $79,472 24 Great deals
2024 GMC Sierra 2500 AT4X $71,733 18 Great deals

About the 2026 GMC Sierra 2500 AT4X

Basics

AT4X 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 AT4X
FAQs

How much does the 2026 GMC Sierra 2500 AT4X cost?

The 2026 GMC Sierra 2500 AT4X price depends on optional features. Prices typically start at $85,500.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 AT4X?

The 2026 GMC Sierra 2500 AT4X compares to and/or competes against the following vehicles:


Trims

AT4X (1 style)

Style
4WD Crew Cab 159" AT4X
Inventory price
Starting at $85,500
Combined MPG
0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

2026 GMC Sierra 2500 AT4X by popular city

2026 GMC Sierra 2500 trims