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Home / Pre-Owned 2021 Gmc Sierra 1500 Tucson Az / Used 2021 Gmc Sierra 1500 Slt in Tucson Az
Sell 2 Royal
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New Arrival
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
1 / 12
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
5
More
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
2021 GMC Sierra 1500 SLT Tucson AZ
6 Cyl
10-Speed Automatic
22/26 mpg
4D Crew Cab
3GTU9DETXMG407889
4WD

Vehicle info

Stock
G9801A
VIN
3GTU9DETXMG407889
Dealer
Royal Buick GMC Cadillac of Tucson
Type
Used
Year
2021
Make
GMC
Model
Sierra 1500
Mileage
33,240
Dealer Certified
No
Certified
No
Date in Stock
06/22/2026
Trim
SLT
Model Number
TK10543
Body
4D Crew Cab
Body Style
4D Crew Cab
Transmission
10-Speed Automatic
Transmission Description
10-Speed Automatic
Doors
4
Cylinders
6
Description
3.0L I6
Drivetrain
4WD
Fuel Type
Diesel
Exterior Color
Onyx Black
Interior Color
Jet Black
Upholstery
Leather
EPA City
22
EPA Highway
26
Portions of the data provided are © 2026 Autodata, Inc. dba ChromeData

EQUIPMENT DETAIL

Generic
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • 12-Volt Rear Auxiliary Power Outlet
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • 170 Amp Alternator
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 20" x 9" Polished Aluminum Wheels
  • 220 Amp Alternator
  • 3.23 Rear Axle Ratio
  • 4-Wheel Disc Brakes
  • 4G LTE Wi-Fi Hotspot Capable
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • ABS brakes
  • Air Conditioning
  • Alloy wheels
  • AM/FM radio: SiriusXM with 360L
  • Apple CarPlay/Android Auto
  • Auto-dimming door mirrors
  • Auto-dimming Rear-View mirror
  • Auto-Locking Rear Differential
  • Automatic temperature control
  • Auxiliary External Transmission Oil Cooler
  • Brake assist
  • Bumpers: chrome
  • Chrome Grille
  • Chrome Wheel To Wheel Assist Steps
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Deep-Tinted Glass
  • Delay-off headlights
  • Driver door bin
  • Driver Memory
  • Driver vanity mirror
  • Dual front impact airbags
  • Dual front side impact airbags
  • Electric Rear-Window Defogger
  • Electrical Lock Control Steering Column
  • Electronic Stability Control
  • Engine Block Heater
  • Floor-Mounted Center Console
  • Front 40/20/40 Split-Bench Seat
  • Front anti-roll bar
  • Front Bucket Seats
  • Front Center Armrest w/Storage
  • Front dual zone A/C
  • Front fog lights
  • Front Frame-Mounted Black Recovery Hooks
  • Front reading lights
  • Front wheel independent suspension
  • Fully automatic headlights
  • GMC Connected Access Capable
  • Heated 2nd Row Outboard Seats
  • Heated door mirrors
  • Heated Driver & Front Outboard Passenger Seating
  • Heated front seats
  • Heated steering wheel
  • Heavy Duty Suspension
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • Illuminated entry
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller
  • Keyless Open & Start
  • LED Cargo Area Lighting
  • Low tire pressure warning
  • Manual Tilt-Wheel & Telescoping Steering Column
  • Memory seat
  • Occupant sensing airbag
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead airbag
  • Overhead console
  • Panic alarm
  • Passenger door bin
  • Passenger vanity mirror
  • Perf Leather-Appointed Front Outboard Seat Trim
  • Power Door Locks
  • Power door mirrors
  • Power driver seat
  • Power Front Passenger Windows w/Express Up/Down
  • Power Front Windows w/Driver Express Up/Down
  • Power passenger seat
  • Power Rear Windows w/Express Down
  • Power Sliding Rear Window w/Rear Defogger
  • Power steering
  • Power windows
  • Preferred Equipment Group 4SA
  • Premium audio system: GMC Infotainment System
  • ProGrade Trailering System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Rear Dual USB Charging-Only Ports
  • Rear reading lights
  • Rear seat center armrest
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Rear window defroster
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Security system
  • SiriusXM w/360L
  • SLT Convenience Package
  • SLT Premium Package
  • Speed control
  • Speed-sensing steering
  • Split folding rear seat
  • Steering Wheel Audio Controls
  • Steering wheel mounted audio controls
  • Tachometer
  • Telescoping steering wheel
  • Theft Deterrent System (Unauthorized Entry)
  • Tilt steering wheel
  • Traction control
  • Trailering Package
  • Trip computer
  • Universal Home Remote
  • Variably intermittent wipers
  • Ventilated Driver & Front Passenger Seats
  • Voltmeter
  • Wheels: 18" x 8.5" 6-Spoke Machined Aluminum
Show more Show less

ABOUT THIS VEHICLE

Elevate your driving experience with this exceptional 2021 GMC Sierra 1500 SLT. Expertly crafted with a commanding presence and meticulously appointed interior, this truck is ready to take on any challenge.

- Onyx Black exterior with a Black interior
- Powerful 3.0L I-6 Duramax Diesel engine with 10-speed automatic transmission and 4WD
- Impressive fuel efficiency with 22 city / 26 highway MPG

Key features include:
- SLT Premium Package with 20" polished aluminum wheels, chrome assist steps, and more
- Trailering Package with integrated trailer brake controller and hitch guidance
- Heated and ventilated front seats, heated rear outboard seats, and heated steering wheel
- Impressive 12-volt and 120-volt power outlets throughout the cabin and bed

This Sierra 1500 SLT is the perfect blend of capability, comfort, and convenience. Schedule a test drive today and experience the difference for yourself.

2021 GMC Sierra 1500 SLT

Documentation Fee
+ $589
Warranty Forever

Live Market-Based Price
$42,579
from $1,329 /mo
33,240 mi.
Dealer Royal Buick GMC Cadillac of Tucson
Stock G9801A
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While Royal Automotive Group strives for accuracy in all pricing and equipment listings, we encourage customers to verify the most current information with our dealership. Our team is dedicated to providing up-to-date details, but please confirm specifications, availability, and pricing with your sales consultant before finalizing your purchase. All offers are subject to credit approval (OAC). Prices exclude tax, tags, processing fees, a $589 dealer documentation fee, and any dealer-installed accessories.  For a complete list of charges, please see your sales associate. All prices, programs, specifications, and availability are subject to change without notice.

*** The' As Low As' price includes manufacturer rebates and incentives that are subject to change and for which NOT EVERYONE will qualify. See the dealer factory brand website or manufacturer website for a detailed list of rebate & incentive eligibility. The customer must meet manufacturer guidelines to qualify for the 'As Low As' price. Programs and requirements vary by model, so please contact the individual dealership for a list of discounts and incentives and their respective eligibility requirements.

***Select locations have trade-in bonus:  Offer valid towards purchasing select new in-stock Kia, Buick, GMC, and Cadillac models only. This promotion is not combinable with all offers and is limited to one per transaction. To qualify, trade-in vehicles must run 2013 or newer and have less than 100,000 miles. The offer does not apply to pre-owned purchases, retired service loaners, or direct-buy transactions where we purchase the vehicle from the client without a new vehicle purchase.

****Warranty Forever is not included on all vehicles. Please verify with the dealership if this unit includes the no-cost Warranty Forever coverage.

Dealer phone: (520) 448-2088

Vehicle phone: 

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