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New GMC Sierra 1500 AT4 for Sale near Mathis, TX

144 results
Mathis, TX
2026 GMC Sierra 1500 AT4 Crew Cab 4WD AutoNation Buick GMC Corpus Christi

2026 GMC Sierra 1500

New car | MSRP $74,155

$71,905

Corpus Christi, TX
36 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Summit White
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
5
Stock number:
TG232795
VIN:
3GTUUEEL9TG232795

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $74,555

$72,305

Corpus Christi, TX
36 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Summit White
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
10
Stock number:
TZ295869
VIN:
1GTUUEEL8TZ295869

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $73,795

$68,795

Pleasanton, TX
75 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Volcanic Red Tintcoat
Combined gas mileage:
22 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
11
Stock number:
TG144494
VIN:
3GTUUEE8XTG144494

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $73,680

$65,930

Robstown, TX
21 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Summit White
Fuel type:
Diesel
Mileage:
6
Stock number:
TG187626
VIN:
3GTUUEE87TG187626

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $75,250

$67,000

San Antonio, TX
100 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Onyx Black
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Jet Black with Kalahari accents, Perforated leathe
Transmission:
Automatic
Mileage:
0
Stock number:
G02238
VIN:
3GTUUEEL2TG201307

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $73,775

$67,113

Beeville, TX
22 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Summit White
Combined gas mileage:
22 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
4
Stock number:
T376
VIN:
3GTUUEE81TG236254

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $74,755

$66,505

San Antonio, TX
100 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Summit White
Combined gas mileage:
15 MPG
Fuel type:
Gasoline
Interior color:
Jet Black with Kalahari accents, Perforated leathe
Transmission:
Automatic
Mileage:
0
Stock number:
G02316
VIN:
1GTUUEEL9TZ246972

Preparing for a close up...

Photos coming soon

2025 GMC Sierra 1500

New car | MSRP $74,750

$84,619

Port Lavaca, TX
78 mi away
Year:
2025
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
420 hp 6.2L V8
Exterior color:
Thunderstorm Gray
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
100
Stock number:
G277033
VIN:
3GTUUEELXSG277033

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $74,075

$66,325

Robstown, TX
21 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Volcanic Red Tintcoat
Fuel type:
Diesel
Mileage:
4
Stock number:
TG177769
VIN:
3GTUUEE81TG177769

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $72,654

$67,654

Pleasanton, TX
75 mi away
Year:
2026
Make:
GMC
Model:
Sierra 1500
Body type:
Pickup Truck
Doors:
4 doors
Drivetrain:
Four-Wheel Drive
Engine:
3L I6 Diesel
Exterior color:
Onyx Black
Combined gas mileage:
22 MPG
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
11
Stock number:
TZ173354
VIN:
1GTUUEE87TZ173354

  1. Home
  2. / New Cars
  3. / GMC Sierra 1500
  4. / AT4
  5. / Texas
  6. / Mathis
Overview
Reviews
FAQs
The GMC Sierra 1500 is a spacious and capable pickup. It is offered in a number of trims providing a wide array of creature comforts. While GMC might be more sooner associated with the chrome-clad Denali variants, the Sierra is also available in more outdoorsy trims, such as the AT4. Designed as a sort of the anti-Denali, the AT4 is designed to get muddy. It features a 2-inch lift, Rancho shocks, upgraded underbody skid plates, an Auto-Trap two-speed transfer case, and a locking rear differential. The AT4 is not without niceties, as it receives a unique black interior with Kalahari accents and a host of creature comforts. The AT4 trim was introduced with the redesigned Sierra 1500 in 2019 and has continued through the 1500’s 2022 model year update.

5 Overall rating

(2 reviews)
Anonymous
5.0
Reviewed a 2019 GMC AT4 Crew Cab 4WD on Sep 08, 2024

The truck had all the features I wanted and the price was in-line, or better with others in my search.

Amjad I
5.0
Reviewed a 2019 GMC AT4 Crew Cab 4WD on Aug 06, 2024

Great prices. The truck that I purchased is in good condition and it looks like that it was serviced.

GMC Sierra 1500 AT4 FAQs

What is the fuel economy of the GMC Sierra 1500 AT4?

Depending on the engine and options, the GMC Sierra 1500 AT4 gets between 15 and 24 MPG (or EV battery range).

What fuel types are available?

Diesel, Gasoline engines are available.

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