Skip to Content

Audi Colorado Springs

Stock # DT56316A

2021
GMC Sierra
4WD Crew Cab Short Box AT4

36,289 miles

Available upon request

Pre-owned

2021 GMC Sierra

Sale Price:

$46,435.00

VIN:

1GTU9EET4MZ381036

Stock #

DT56316A

See payment optionsValue My Trade

Features and Specs

Body type

Truck

Exterior colour

Gray

Interior colour

Tan

Interior finish

Leather front seat upholstery

Engine type

Duramax 3L I-6 diesel direct injection, DOHC, variable valve control, intercooled turbo, diesel, engine with 277HP

Engine cylinders

6 Cylinder engine

Drive train

Four Wheel Drive

Transmission

Automatic

10 speed

Fuel type

Diesel

Miles per gallon (MPG)

26

MPG

Highway

22

MPG

City

24

MPG

Combined

View Carfax history report

This powerful 2021 GMC Sierra 1500 AT4 is ready to take on any adventure. Equipped with a robust 3.0L I6 Diesel Turbocharged engine, this truck delivers impressive performance and capability. Boasting a suite of advanced features, the Sierra AT4 is the ultimate off-road companion.- Dark Sky Metallic exterior- Gray interior- Engine Block Heater- Preferred Equipment Group 4SB- Trailering PackageClimb inside and discover the Sierra AT4's impressive list of premium amenities:- Steering Wheel Audio Controls- Electric Rear-Window Defogger- 12-Volt Rear Auxiliary Power Outlet- 120-Volt Bed Mounted Power Outlet- 120-Volt Instrument Panel Power Outlet- Power Front Passenger Windows w/Express Up/Down- Power Front Windows w/Driver Express Up/Down- Power Rear Windows w/Express Down- Remote Vehicle Starter System- Auto-Locking Rear Differential- Electrical Lock Control Steering Column- Manual Tilt-Wheel & Telescoping Steering Column- 170 Amp Alternator- Auxiliary External Transmission Oil Cooler- Heavy-Duty Air Filter- Body-Color Surround Grille- LED Cargo Area Lighting- ProGrade Trailering System- Rear Wheelhouse Liners- Spray-On Pickup Bed Liner w/AT4 LogoThis Sierra 1500 AT4 is built to conquer the toughest terrain. With its impressive off-road capabilities, advanced trailering technologies, and premium interior features, it's the perfect choice for your next adventure.

Read More

*Displayed pricing and discounts are computer calculated and are subject to system error, please see dealer for final sale price. Due to ongoing industry supply challenges impacting production, the availability of some equipment, options or features may be limited. Please review the Monroney Label on the vehicle prior to purchase to verify the vehicle includes all expected features and equipment.

Value Your Trade or Sell Us Your Vehicle!

At Audi Colorado Springs, we understand luxury performance—and the value of a well-maintained vehicle. Before you go through the hassle of detailing, photographing, and listing your pre-owned Audi, let our Audi Acquisition Team offer a stress-free, high-value alternative. We’re not just experts—we’re enthusiasts. With the right resources, we handle everything start to finish: no haggling with private buyers, no dealing with paperwork. Let us take care of it so you can get back to enjoying life.
Find out now
hi
Back to top

© 2026 Audi of America. All rights reserved.

    Audi of America takes efforts to ensure the accuracy of information on the general vehicle information pages. Models are shown for illustration purposes only and may include features that are not available on the US model. As errors may occur or availability may change, please see dealer for complete details and current model specifications.

    Loading..