
2021 GMC Sierra 1500
Mileage: 80,644 ยท Centennial, CO
$692 Below market
2021 GMC Sierra 1500 AT4 Crew Cab 4WD
Centennial, CO
$36,998
$692 below marketย
Dealer rating
Request information
Features
Mileage
80,644
Drivetrain
Four-Wheel Drive
Exterior color
Black
Interior color
Black
MPG
18 MPG
Engine
355 hp 5.3L V8
Fuel type
Gasoline
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2021
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Black
- Interior color:Black
- Mileage:80,644 mi
- Condition:Used
- VIN:3GTP9EEDXMG374596
- Stock number:U16671A
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:18 MPG
- City gas mileage:15 MPG
- Highway gas mileage:21 MPG
- Fuel type:Gasoline
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:355 hp 5.3L V8
- Horsepower:355 hp
Safety
- NHTSA overall safety rating:
- NHTSA frontal crash rating:
- NHTSA side crash rating:
- NHTSA rollover rating:
- ABS Brakes
- Backup Camera
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
- Alloy Wheels
- Android Auto
- Bluetooth
- CarPlay
- Heated Seats
- Navigation System
- Remote Start
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
4 previous owners
Vehicle has 4 previous owners.
Pricing
$36,998
$37,690
Avg. market price (IMV)
This car is $692 below market price. We compared this car with similar 2021 GMC Sierra 1500 based on price, mileage, features, condition, dealer reputation, and other factors.
- Price decreasedPrice went down by $2,992.
Dealer

Dealer reviews
Dealer's description
Bold capability and premium off-road performance come together in this 2021 GMC Sierra 1500 AT4 Crew Cab 4WD finished in Onyx Black with a Jet Black interior accented by Kalahari trim. Designed for drivers who demand both rugged capability and upscale comfort the AT4 package delivers a truck that is equally at home on mountain trails or the daily commute.Power comes from a strong 5.3L EcoTec3 V8 engine paired with a smooth-shifting 10-speed automatic transmission and a 2-speed Autotrac transfer case. This proven powertrain delivers impressive towing capability while maintaining refined drivability. Off-road performance is enhanced by Rancho monotube shocks a factory suspension lift skid plates hill descent control and an automatic locking rear differential giving the Sierra AT4 confident traction across challenging terrain.Inside the Crew Cab cabin the Sierra offers premium comfort with heated and ventilated front bucket seats a heated steering wheel dual-zone automatic climate control and driver memory settings. Technology features include GMCs infotainment system with navigation Apple CarPlay and Android Auto compatibility Bluetooth connectivity and wireless charging to keep your devices powered on the go.Exterior styling reflects the AT4s aggressive stance with dark accents LED lighting bold GMC grille design recovery hooks and rugged all-terrain tires mounted on distinctive alloy wheels. Practical touches like corner step rear bumper trailer brake controller and spray-in bedliner enhance everyday utility and towing capability.Combining V8 power premium comfort and true off-road capability this Sierra 1500 AT4 Crew Cab delivers the versatility and performance truck buyers expect from GMCs premium lineup.Elevate Your Car Buying Experience with Our Professional Brokerage ServicesAs an established family-owned firm since 2001 we leverage our extensive market access to source the ideal pre-owned vehicle for you. Our brokerage model eliminates the traditional dealership hassle providing expert guidance through the entire process.Concierge Sourcing: We locate the perfect car truck or SUV to match your specifications.Competitive Pricing: Our industry expertise ensures you receive the best value in the market.Comprehensive Support: From flexible financing and trade-in evaluation to a selection of warranty options we manage the details.Visit Colorado Auto Finders today to explore this vehicle in person or schedule a test drive.COLORADO AUTO FINDERSYour One-Stop Shop for all car buying and service needs.Family owned and operated since 2001. Can't find what you're looking for? We can save you time and money!Our highly qualified and dedicated auto brokers will search the nation for your specific car needs. Colorado Auto Finders has been a proud member of the Better Business Bureau since the inception of our business.STATE OF THE ART SERVICE CENTERLet our ASE Certified Master Mechanics get the job done right!Our highly qualified technicians are ready to cater to all your vehicle repair needs. *All advertised prices exclude government fees and taxes any finance charges and any emission testing charge.* Some features listed may vary.
Additional Information
Base Curb Weight (lbs): 5040,Estimated Fuel Economy (city miles): 16,Estimated Fuel Economy (combined miles): 18,Estimated Fuel Economy (hwy miles): 21,Fuel Capacity (gal): 24.0,Gross Combined Weight Rating (lbs): 15000,GVWR (lbs): 7000,Height (in): 75.5,Length (in): 231.7,Payload Capacity (lbs): 2030,Seating Capacity: 5,Towing Capacity (lbs): 9200,Wheelbase (in): 147.4,Width (in): 81.2,Differential: Locking - automatic,Differential: Rear,Ratio: 3.23,Bore (in): 3.78,Cylinder Configuration: V,Cylinders: 8,Displacement: 5.3,Fuel Delivery: Direct injection,Fuel Type: Gas,Horsepower @ RPM: 355 @ 5600,Torque @ RPM: 383 @ 4100,Valve Location: OHV,# of Gears: 10,Manual/Automatic: A,Overdrive,Rollback Protection: Hill Descent Control (HDC),Rollback Protection: Hill-start Assist Control (HAC),Liftgate/Tailgate: Tailgate - EZ-Lift,Liftgate/Tailgate: Tailgate - manual,Tire Size: 265/65R18,Tire Size - Spare: Compact,Wheel Material: Aluminum - machined,Wheel Size: 18 X 8.5,Wheel Size - Spare: 17",Air Conditioning: Automatic,Air Conditioning: Dual zone,Audio - Brand: Premium,Heat/Ventilation Systems: Vents - rear,Seats - Driver: Memory-activated,Seats - Front: 10-way adjuster - power,Seats - Front: Buckets,Seats - Front: Climate-controlled,Seats - Front: Lumbar support - power,Seats - Rear: 60/40 split-folding,Seats - Rear: Bench - 3-passenger,Seats - Rear: Heated - outboard,Theft Deterrent Systems: Audible,Theft Deterrent Systems: Steering column - locking,Upholstery: Leather,Windows: Power,Brakes: 4-wheel - disc - vented,Brakes: Hydraulic,Brakes: Power-assisted,Brakes - ABS,Cruise Control,Drive System: 4WD,3-Point Seat Belts in All Positions,Airbag - Driver: Dual-stage,Airbag - Front Driver Side: Seat mounted,Airbag - Front Passenger: Dual-stage,Airbag - Front Passenger Side: Seat mounted,Airbag - Occupant Sensor: Passenger,Airbags: Side Curtain,Child Seat Anchors: LATCH,Child Seat Anchors: Top tether - rear,Lights: Daytime running lights,Locks: Automatic,Monitors: Teen Driver mode,Monitors: Tire pressure,Parking Features: Camera - rearview,Traction Control: Electronic Stability Control (ESC),Traction Control: StabiliTrak
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