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  • 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

    $73,565

    Est. $1,386/mo

    Bob Allen Motor Mall

    4.6
    Danville, KY (329 mi)
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  • 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

    $72,460

    Est. $1,365/mo

    Ewing Buick GMC

    4.5
    Plano, TX (790 mi)
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  • 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

    $72,460

    Est. $1,365/mo

    Ewing Buick GMC

    4.5
    Plano, TX (790 mi)
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  • 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

    $71,162

    $250

    MSRP $84,290

    Est. $1,341/mo

    Woody Buick GMC of Gurnee

    5.0
    Gurnee, IL (38 mi)
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  • 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

    $79,501

    MSRP $84,785

    Est. $1,498/mo

    Tom Kelley Buick GMC

    4.8
    Fort Wayne, IN (137 mi)
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  • 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

    $74,000

    Est. $1,394/mo

    Jimmy Britt Chevrolet

    4.2
    Greensboro, GA (625 mi)
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  • 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

    $73,565

    Est. $1,386/mo

    Bob Allen Motor Mall

    4.6
    Danville, KY (329 mi)
    Check Availability
  • 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

    $77,435

    MSRP $84,785

    Est. $1,459/mo

    Royal Moore GMC Buick

    4.9
    Hillsboro, OR (1,769 mi)
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  • 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

    $70,884

    $8K
    Est. $1,335/mo

    Bill Smith Buick GMC

    4.7
    Cullman, AL (533 mi)
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  • 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

    $82,975

    MSRP $86,280

    Est. $1,563/mo

    Honolulu GMC Cadillac

    4.0
    Honolulu, HI (4,250 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4X

    $77,267

    Est. $1,456/mo

    Serra of Jackson

    4.7
    Jackson, TN (434 mi)
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  • 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

    $75,334

    $2.2K

    MSRP $84,785

    Est. $1,419/mo

    Jim Ellis Buick GMC

    4.6
    Atlanta, GA (581 mi)
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  • 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

    $72,243

    $6.2K

    MSRP $84,189

    Est. $1,361/mo

    Confidence Chevrolet Buick GMC

    4.8
    Midwest City, OK (690 mi)
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  • 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

    $75,610

    MSRP $85,485

    Est. $1,424/mo

    Ferman Buick GMC

    4.9
    Lutz, FL (991 mi)
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  • Gray 2026 GMC Sierra 1500 AT4XGray 2026 GMC Sierra 1500 AT4XGray 2026 GMC Sierra 1500 AT4XGray 2026 GMC Sierra 1500 AT4XGray 2026 GMC Sierra 1500 AT4XGray 2026 GMC Sierra 1500 AT4X

    $78,851

    MSRP $84,785

    Est. $1,485/mo

    Classic Buick GMC Beaumont

    4.7
    Beaumont, TX (890 mi)
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  • 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

    $65,500

    $1.4K
    4,460 mi.
    Est. $1,234/mo

    Veterans Ford

    4.5
    Tampa, FL (999 mi)
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  • 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

    $79,785

    $1K

    MSRP $84,785

    Est. $1,503/mo

    Corwin Motors Kalispell

    4.5
    Kalispell, MT (1,367 mi)
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  • 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

    $80,240

    MSRP $85,485

    Est. $1,512/mo

    Buick GMC Brooksville

    4.7
    Brooksville, FL (967 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4X

    $68,939

    $159
    8,444 mi.
    Est. $1,299/mo

    Mercedes-Benz of Boerne

    4.9
    Boerne, TX (1,042 mi)
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  • 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

    $68,567

    4,654 mi.
    Est. $1,292/mo

    BMW of Roseville

    4.7
    Roseville, CA (1,773 mi)
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  • 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

    $77,089

    MSRP $82,890

    Est. $1,452/mo

    Classic Buick GMC Beaumont

    4.7
    Beaumont, TX (890 mi)
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  • 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

    $67,748

    $1.5K
    4,724 mi.
    Est. $1,276/mo

    Walser Buick GMC Bloomington

    4.2
    Bloomington, MN (353 mi)
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  • 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

    $73,299

    $495
    838 mi.
    Est. $1,381/mo

    Jim Ellis Buick GMC

    4.6
    Atlanta, GA (581 mi)
    Check Availability
  • 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

    $68,901

    6,012 mi.
    Est. $1,298/mo

    Bridgewater Chevrolet

    4.7
    Bridgewater, NJ (686 mi)
    Check Availability
  • 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

    $67,462

    $2.6K
    6,152 mi.
    Est. $1,271/mo

    Ed Morse Delray Cadillac

    4.9
    Delray Beach, FL (1,151 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 1500 AT4XTitanium Rush Metallic 2026 GMC Sierra 1500 AT4XTitanium Rush Metallic 2026 GMC Sierra 1500 AT4XTitanium Rush Metallic 2026 GMC Sierra 1500 AT4XTitanium Rush Metallic 2026 GMC Sierra 1500 AT4XTitanium Rush Metallic 2026 GMC Sierra 1500 AT4X

    $72,000

    $1K
    4,375 mi.
    Est. $1,356/mo

    Zimbrick Hyundai Eastside

    4.6
    Madison, WI (121 mi)
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  • 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

    $80,892

    MSRP $85,925

    Est. $1,524/mo

    Walt Massey Chevrolet GMC Lucedale

    4.8
    Lucedale, MS (759 mi)
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  • Sterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4XSterling Metallic 2026 GMC Sierra 1500 AT4X

    $67,398

    $2.6K
    14,795 mi.
    Est. $1,270/mo

    Audi Grapevine

    4.7
    Grapevine, TX (807 mi)
    Check Availability
  • 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

    $64,374

    2,957 mi.
    Est. $1,213/mo

    Speedway Subaru of Indianapolis

    4.7
    Indianapolis, IN (164 mi)
    Check Availability
  • 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

    $67,900

    $488
    14,017 mi.
    Est. $1,279/mo

    Liberty Ford Brunswick

    4.6
    Brunswick, OH (305 mi)
    Check Availability

GMC Sierra 1500 prices by year

Model year Average price Deals
2025 GMC Sierra 1500 AT4X $62,989 19 Great deals
2024 GMC Sierra 1500 AT4X $57,497 62 Great deals
2023 GMC Sierra 1500 AT4X $53,292 42 Great deals
2022 GMC Sierra 1500 AT4X $47,448 10 Great 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 $79,900.

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 4.6 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.

Ratings (7 reviews)

85% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.4
Interior
4.4
Performance
4.6
Value
3.9
Exterior
4.6
Reliability
4.6
Trims

AT4X (1 style)

Style
4WD Crew Cab 147" AT4X
Inventory price
Starting at $79,900
Combined MPG
19
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)

2026 GMC Sierra 1500 AT4X by popular city

2026 GMC Sierra 1500 trims