Used 2021 Gmc Sierra 1500 AT4

$37,523

Financing as low as $613 per month.

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Key Features

Mileage

79,085

Drivetrain

4WD

Engine

6.2L V8

Transmission

Automatic

Fuel Type

Gasoline

MPG

14 / 19

Color

Onyx Black / Jet Black With Kalahari Accents

Title

Clean

Contact Seller

Gr

Gregg Young

2180 West 20th Street South

Newton, IA 50208

By submitting this form, you agree to be contacted by the seller.

Dealer Description

Used 2021 GMC Sierra 1500 AT4 for sale in Atlantic, IA. Discover the commanding presence of the 2021 GMC Sierra 1500 AT4, a robust pickup truck designed to elevate your driving experience. With its sleek Onyx Black exterior and sophisticated Jet Black interior accented by Kalahari details, this used vehicle exudes both strength and style. Powered by a formidable 6.2-liter V8 engine paired with a 10-speed automatic transmission, the Sierra AT4 offers impressive performance and smooth handling both on and off the road. Its 4WD drivetrain ensures exceptional traction and stability in various driving conditions, making it a versatile choice for work and adventure alike. With just under 80,000 miles, this truck balances reliability with a proven track record, ready to tackle whatever challenges you throw its way. The Sierra 1500 AT4 combines rugged capability with modern comfort, making it a compelling option for those seeking a durable yet refined pickup. Its fuel economy of 14 mpg in the city and 19 mpg on the highway underscores its powerful engine without compromising efficiency. Whether you're hauling heavy loads, towing, or enjoying off-road excursions, this vehicle delivers the performance and versatility that GMC is known for. The striking black exterior and premium interior accents reflect a thoughtful design aimed at both utility and aesthetics. As a used model, it provides an excellent opportunity to own a high-performance truck that stands out in any setting, backed by GMC’s reputation for durability and innovation. Poised and powerful, our bold 2021 GMC Sierra 1500 AT4 Crew Cab Standard Box 4X4 has just what you need to conquer tough terrain in Onyx Black! Motivated by a 6.2 Liter EcoTec3 V8 offering 420hp to a 10 Speed Automatic transmission for robust strength on the road or off. This Four Wheel Drive truck also rides on a 2-inch factory lift kit with a trail-friendly suspension and Autotrac two-speed transfer case, and it scores nearly 20mpg on the highway with a confident design. Just check out the mighty grille, red recovery hooks, LED lighting, fog lamps, 18-inch alloy wheels, and the ProGrade Trailering System and six-way MultiPro tailgate for fantastic functionality. Our AT4 cabin is well equipped for action with leather heated/ventilated power front and heated rear seats, a heated leather steering wheel, dual-zone automatic climate control, keyless open/ignition, remote start, and 12V/120V power outlets. Stay connected on your next adventure with an 8-inch touchscreen, wireless Android Auto/Apple CarPlay, WiFi compatibility, Bluetooth, and a six-speaker sound system. GMC puts a high priority on your safety with StabiliTrak stability/traction control, trailer-sway control, hill-start assist, an HD backup camera, a rear-seat reminder, tire-pressure monitoring, ABS, and an array of airbags. Achieve more every day in our precisely engineered Sierra 1500 AT4. Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership!

Features & Options

  • Android Auto
  • Apple CarPlay
  • Automatic climate control
  • Backup camera
  • Bluetooth
  • Cooled seats
  • Heated seats
  • Heated steering wheel
  • Keyless entry

Vehicle History Report

VIN: 3GTP9EEL5MG413506

Check this vehicle's history for accidents, service records, ownership, and more.

Seller Details

Listed 11/15/2025

View original listing
Gr

Gregg Young

2180 West 20th Street South

Newton, IA 50208

Phone

641-354-5521

Location

Contact Seller

Gr

Gregg Young

2180 West 20th Street South

Newton, IA 50208

By submitting this form, you agree to be contacted by the seller.

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