Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • White 2026 GMC Sierra 1500 AT4XWhite 2026 GMC Sierra 1500 AT4XWhite 2026 GMC Sierra 1500 AT4XWhite 2026 GMC Sierra 1500 AT4XWhite 2026 GMC Sierra 1500 AT4XWhite 2026 GMC Sierra 1500 AT4X

    $77,239

    $4K

    MSRP $83,890

    Est. $1,452/mo

    Valley GMC, LLC

    4.8
    Check Availability
    Auburn, WA (1,728 mi)

    Quick view
  • Volcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4X

    $72,878

    Est. $1,370/mo

    Ewing Buick GMC

    4.6
    Check Availability
    Plano, TX (790 mi)

    Quick view
  • Onyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4X

    $78,525

    $5K
    Est. $1,476/mo

    Quebedeaux Buick GMC

    4.5
    Check Availability
    Tucson, AZ (1,440 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $82,934

    MSRP $86,184

    Est. $1,559/mo

    Jessup Auto Plaza

    4.6
    Check Availability
    Cathedral City, CA (1,661 mi)
    Quick view
  • Sterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4X

    $78,135

    MSRP $84,385

    Est. $1,469/mo

    Corwin Motors Kalispell

    4.7
    Check Availability
    Kalispell, MT (1,367 mi)
    Quick view
  • Coastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4X

    $82,730

    MSRP $85,980

    Est. $1,555/mo

    Ferman Buick GMC

    4.8
    Check Availability
    Lutz, FL (991 mi)
    Quick view
  • Tan 2026 GMC Sierra 1500 AT4XTan 2026 GMC Sierra 1500 AT4XTan 2026 GMC Sierra 1500 AT4XTan 2026 GMC Sierra 1500 AT4XTan 2026 GMC Sierra 1500 AT4XTan 2026 GMC Sierra 1500 AT4X

    $82,010

    $3K

    MSRP $85,035

    Est. $1,542/mo

    Group 1 Buick GMC North

    4.4
    Check Availability
    Houston, TX (937 mi)
    Quick view
  • Volcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4X

    $79,000

    Est. $1,485/mo

    Brown Automotive Group

    4.4
    Check Availability
    Amarillo, TX (897 mi)

    Quick view
  • 2026 GMC Sierra 1500 AT4X2026 GMC Sierra 1500 AT4X2026 GMC Sierra 1500 AT4X2026 GMC Sierra 1500 AT4X2026 GMC Sierra 1500 AT4X2026 GMC Sierra 1500 AT4X

    $84,245

    Est. $1,584/mo

    Performance Buick GMC

    4.8
    Check Availability
    Cedar Knolls, NJ (688 mi)
    Quick view
  • Sterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4XSterling 2026 GMC Sierra 1500 AT4X

    $70,035

    $6.2K
    Est. $1,316/mo

    Ferguson Superstore

    4.9
    Check Availability
    Broken Arrow, OK (594 mi)
    Quick view
  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4X

    $80,458

    $500
    Est. $1,512/mo

    Gates GMC Nissan

    4.9
    Check Availability
    North Windham, CT (795 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $71,897

    Est. $1,351/mo

    Stoops Buick GMC of Muncie

    4.4
    Check Availability
    Muncie, IN (163 mi)
    Quick view
  • Dune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4X

    $75,526

    MSRP $86,179

    Est. $1,420/mo

    Jim Ellis Buick GMC

    4.6
    Check Availability
    Atlanta, GA (581 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $74,538

    $400

    MSRP $85,630

    Est. $1,401/mo

    Marianna Chevrolet GMC

    4.6
    Check Availability
    Marianna, FL (779 mi)

    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $71,999

    $500
    3,354 mi.
    Est. $1,353/mo

    Key Chrysler Dodge Jeep RAM of Rochester

    4.4
    Check Availability
    Rochester, NH (851 mi)
    Quick view
  • Black 2026 GMC Sierra 1500 AT4XBlack 2026 GMC Sierra 1500 AT4XBlack 2026 GMC Sierra 1500 AT4XBlack 2026 GMC Sierra 1500 AT4XBlack 2026 GMC Sierra 1500 AT4XBlack 2026 GMC Sierra 1500 AT4X

    $79,099

    MSRP $85,980

    Est. $1,487/mo

    #1 Cochran Buick GMC Monroeville

    4.8
    Check Availability
    Monroeville, PA (423 mi)
    Quick view
  • Coastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4XCoastal Dune 2026 GMC Sierra 1500 AT4X

    $67,880

    10,860 mi.
    Est. $1,276/mo

    McGee Toyota of Claremont

    4.9
    Check Availability
    Claremont, NH (783 mi)
    Quick view
  • Volcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4XVolcanic Red 2026 GMC Sierra 1500 AT4X

    $73,488

    $511
    1,520 mi.
    Est. $1,381/mo

    Wiesner Hyundai

    4.8
    Check Availability
    Conroe, TX (910 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $80,145

    Est. $1,506/mo

    Shea Buick GMC

    4.3
    Check Availability
    Flint, MI (212 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4X

    $74,493

    $400

    MSRP $85,580

    Est. $1,400/mo

    Marianna Chevrolet GMC

    4.6
    Check Availability
    Marianna, FL (779 mi)

    Quick view
  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4XVolcanic Red Tintcoat 2026 GMC Sierra 1500 AT4X

    $72,544

    MSRP $86,129

    Est. $1,364/mo

    Covert Buick GMC Bee Cave

    4.6
    Check Availability
    Austin, TX (986 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4X

    $84,634

    Est. $1,591/mo

    Dale Earnhardt Jr. Buick GMC Cadillac

    4.5
    Check Availability
    Tallahassee, FL (811 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4X

    $72,335

    MSRP $84,085

    Est. $1,360/mo

    Demontrond Buick GMC

    4.8
    Check Availability
    Houston, TX (931 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4XOnyx Black 2026 GMC Sierra 1500 AT4X

    $72,430

    Est. $1,361/mo

    Behlmann Buick GMC

    4.7
    Check Availability
    Troy, MO (266 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $82,310

    MSRP $85,385

    Est. $1,547/mo

    Group 1 GMC Rockville Centre

    4.8
    Check Availability
    Rockville Centre, NY (732 mi)
    Quick view
  • Summit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4XSummit White 2026 GMC Sierra 1500 AT4X

    $76,000

    Est. $1,429/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (1,020 mi)

    Quick view
  • Dune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4XDune 2026 GMC Sierra 1500 AT4X

    $72,999

    $2K
    600 mi.
    Est. $1,372/mo

    Alpine Chevrolet

    4.5
    Check Availability
    Aurora, CO (909 mi)
    Quick view

GMC Sierra 1500 prices by year

Model year Average price Deals
2025 GMC Sierra 1500 AT4X $67,954 16 Great deals
2024 GMC Sierra 1500 AT4X $63,050 7 Great deals
2023 GMC Sierra 1500 AT4X $57,083 99 Good deals
2022 GMC Sierra 1500 AT4X $51,958 40 Good deals

About the 2026 GMC Sierra 1500 AT4X

Basics

AT4X shown.

Seating
5
Door count
4
Drivetrain
Four Wheel Drive
Combined MPG
19
Transmission
10-Speed A/T
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2026 GMC Sierra 1500 AT4X
FAQs

How much does the 2026 GMC Sierra 1500 AT4X cost?

The 2026 GMC Sierra 1500 AT4X price depends on optional features. Prices typically start at $79,600.

What is the MPG of the 2026 GMC Sierra 1500 AT4X?

The 2026 GMC Sierra 1500 AT4X offers up to 19 MPG in city driving and 20 MPG on the highway for a combined rating of 19 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2026 GMC Sierra 1500 AT4X?

The 2026 GMC Sierra 1500 AT4X compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 1500 AT4X reliable?

The 2026 GMC Sierra 1500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.

Ratings (4 reviews)

75% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.2
Value
3.5
Exterior
4.2
Reliability
4.5
Trims

AT4X (1 style)

Style
4WD Crew Cab 147" AT4X
Inventory price
Starting at $79,600
Combined MPG
19
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

2026 GMC Sierra 1500 AT4X by popular city

GMC Sierra 1500 trims