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New GMC Sierra 1500 AT4 for Sale near Summit, MS

191 results
Summit, MS
2026 GMC Sierra 1500 AT4 Crew Cab 4WD Ross Downing GMC Gonzales

2026 GMC Sierra 1500

New car | MSRP $69,730

$60,980

Gonzales, LA
79 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
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
11
Stock number:
3-G9057
VIN:
1GTUUEE80TZ124397

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $75,764

$67,014

Gonzales, LA
79 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:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Black (Jet Blk/Kalahari Accents)
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9390
VIN:
1GTUUEE83TZ221688

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $74,220

$65,470

Gonzales, LA
79 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
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari A
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9326
VIN:
3GTUUEE83TG174453

Sponsored

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $73,650

$62,900

Hammond, LA
56 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
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
20
Stock number:
2-G9067
VIN:
1GTUUEE88TZ140296

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $76,640

$65,640

Slidell, LA
84 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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1756
VIN:
3GTUUEEL1TG221743

2026 GMC Sierra 1500 AT4 Crew Cab 4WD

2026 GMC Sierra 1500

New car | MSRP $73,650

$63,900

Hammond, LA
56 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:
Coastal Dune
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
1
Stock number:
2-G9273
VIN:
1GTUUEE82TZ207006

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $76,145

$65,145

Slidell, LA
84 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
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1755
VIN:
3GTUUEEL2TG222660

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $74,450

$64,700

Laurel, MS
84 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:
Gray
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
3
Stock number:
26L1179
VIN:
1GTUUEE89TZ163537

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,235

$60,485

Gonzales, LA
79 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
Interior color:
Jet Black W/Kalahari
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9466
VIN:
3GTUUEE86TG191330

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,730

$60,980

Gonzales, LA
79 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
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
11
Stock number:
3-G9057
VIN:
1GTUUEE80TZ124397

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $71,625

$62,875

Gonzales, LA
79 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:
Sterling Metallic
Fuel type:
Gasoline
Interior color:
Jet Black W/Kalahari
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9590
VIN:
3GTUUEEL6TG232947

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $72,960

$63,210

Laurel, MS
84 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:
White
Fuel type:
Diesel
Transmission:
Automatic
Mileage:
3
Stock number:
26L1246
VIN:
3GTUUEE80TG101654

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $77,890

$66,890

Slidell, LA
84 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:
Coastal Dune
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1754
VIN:
3GTUUEEL6TG221740

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,730

$60,980

Gonzales, LA
79 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:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Jet Black W/Kalahari
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9450
VIN:
3GTUUEE83TG189857

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $73,900

$64,150

Hammond, LA
56 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
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
1
Stock number:
2-G9352
VIN:
3GTUUEE89TG234820

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $71,625

$62,875

Gonzales, LA
79 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:
Titanium Rush Metallic
Fuel type:
Gasoline
Interior color:
Jet Black W/Kalahari
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9374
VIN:
1GTUUEELXTZ219134

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $75,700

$64,700

Slidell, LA
84 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:
Sterling Metallic
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1629
VIN:
3GTUUEE83TG179331

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $74,450

$63,450

Slidell, LA
84 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
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1578
VIN:
1GTUUEE82TZ213534

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $73,855

$62,855

Slidell, LA
84 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
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1670
VIN:
3GTUUEE81TG203576

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $69,235

$60,485

Gonzales, LA
79 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
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
10
Stock number:
3-G9480
VIN:
1GTUUEE89TZ246417

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $76,145

$65,145

Slidell, LA
84 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
Fuel type:
Gasoline
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
3
Stock number:
26G1434
VIN:
3GTUUEEL8TG138407

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $72,460

$63,210

New Orleans, LA
95 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:
Gray
Fuel type:
Diesel
Interior color:
Jet Black With Kalahari Accents Perforated Leather
Transmission:
Automatic
Mileage:
5
Stock number:
TDD6114
VIN:
1GTUUEE8XTZ235202

Preparing for a close up...

Photos coming soon

2026 GMC Sierra 1500

New car | MSRP $73,155

$63,405

Hammond, LA
56 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
Interior color:
Jet Black With Kalahari Accents
Transmission:
Automatic
Mileage:
51
Stock number:
2-G9239
VIN:
3GTUUEE82TG175061

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  3. / GMC Sierra 1500
  4. / AT4
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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 16 and 24 MPG (or MPGe).

What fuel types are available?

Diesel, Gasoline engines are available.

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