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Reduced by $1,962 since Apr 30, 2026

2021 GMC Sierra 2500HD Denali

  • $60,538 Internet Special

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Vehicle Information

VIN: 1GT49REY9MF239897
Stock #: 4UP7672
Model Code: TK20743
  • Body Style 4D Crew Cab
  • Exterior Color Ebony Twilight Metallic
  • Interior Color Black
  • Mileage 57,354
  • Engine 8 Cyl - 6.60 L
  • Transmission 10-Speed Automatic
  • Fuel Type Diesel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

2021 GMC Sierra 2500HD Denali ULTIMATE Black Diamond edition!! 4WD Crew Cab finished in Ebony Twilight Metallic with a Jet Black interior, powered by the legendary 6.6L Duramax V8 Turbo Diesel paired to an Allison 10-speed automatic transmission, loaded with power sunroof, head-up display, rear camera mirror, Black Diamond Edition with 20 high gloss black wheels, power retractable assist steps, MultiPro tailgate, navigation, Apple CarPlay/Android Auto, Bose premium sound, heated & ventilated front seats, heated rear seats, wireless charging, remote start, ProGrade trailering system, trailer brake controller, gooseneck/5th wheel prep package, LED lighting, spray-in bedliner, and so much more.

HUGE savings compared to New!! Just serviced and inspected fresh oil, filters, and a full safety check completed! Accident-Free!

Take same day delivery to take advantage of this internet special price! Add tax, doc fee, inspection and plates. NO DEALER FEES!!!

Eligible Benefits

View CARFAX report

All Features

  • Navigation System
  • Denali Black Diamond Edition
  • Denali Ultimate Package
  • Driver Alert Package I
  • Driver Alert Package II
  • Gooseneck/5th Wheel Prep Package
  • Preferred Equipment Group 5SA
  • Technology Package
  • X31 Off-Road Package
  • 7 Speakers
  • AM/FM radio: SiriusXM with 360L
  • Bose Premium 7 Speaker Sound System
  • HD Radio
  • MultiPro Audio System by Kicker
  • Premium audio system: Premium GMC Infotainment System
  • Radio: Premium GMC Infotainment Sys w/Navigation
  • SiriusXM w/360L
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C
  • Rear window defroster
  • 12-Volt Rear Auxiliary Power Outlet
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Driver Memory
  • Memory seat
  • Power driver seat
  • Power steering
  • Power windows
  • Power Windows w/Driver Express Up/Down
  • Remote keyless entry
  • Remote Vehicle Starter System
  • Steering wheel mounted audio controls
  • Universal Home Remote
  • Manual Tilt-Wheel/Telescoping Steering Column
  • Off-Road Suspension
  • Speed-sensing steering
  • Traction control
  • 4-Wheel Disc Brakes
  • ABS brakes
  • Dual front impact airbags
  • Dual front side impact airbags
  • Electrical Lock Control Steering Column
  • Front anti-roll bar
  • Front wheel independent suspension
  • Keyless Open & Start
  • Low tire pressure warning
  • Occupant sensing airbag
  • Overhead airbag
  • Power Door Locks
  • Power Sunroof
  • Pickup Box
  • Brake assist
  • Electronic Stability Control
  • Lane Departure Warning System
  • Exterior Parking Camera Rear
  • Hill Descent Control
  • Auto High-beam Headlights
  • Delay-off headlights
  • Front fog lights
  • Fully automatic headlights
  • Panic alarm
  • Security system
  • Unauthorized Entry Theft-Deterrent System
  • Speed control
  • 2-Speed Active Transfer Case
  • 220 Amps Alternator
  • Engine Block Heater
  • Exhaust Brake
  • Heavy-Duty 80 Amp Battery
  • 6" Rectangular Chromed Tubular Assist Steps
  • Auto-dimming door mirrors
  • Bumpers: body-color
  • Front License Plate Kit
  • Heated door mirrors
  • IntelliBeam Automatic High Beam On/Off
  • LED Cargo Area Lighting
  • LED Smoked Amber Roof Marker Lamps
  • Polished Exhaust Tip
  • Power door mirrors
  • Power Retractable Assist Steps
  • Rear step bumper
  • Rear Wheelhouse Liners
  • Signature Denali Grille
  • Spray-On Pickup Box Bed Liner w/Denali Logo
  • Turn signal indicator mirrors
  • Winter Grille Cover
  • 2 USB Ports
  • 2 USB Ports (1st Row)
  • 2nd Row Dual USB Charge-Only Ports
  • 4G LTE Wi-Fi Hotspot Capable
  • Apple CarPlay/Android Auto
  • Auto-dimming Rear-View mirror
  • Automatic Emergency Braking
  • Bed View Camera w/2 Trailer Camera Provisions
  • Compass
  • Compass Located In Instrument Cluster
  • Driver door bin
  • Driver vanity mirror
  • Floor-Mounted Center Console
  • Following Distance Indicator
  • Forward Collision Alert
  • Front Prem Floor Liners w/Removable Carpet Insert
  • Front reading lights
  • Garage door transmitter
  • Genuine wood console insert
  • Genuine wood door panel insert
  • GMC Connected Access Capable
  • HD Surround Vision
  • Heated steering wheel
  • Illuminated entry
  • Inside Rearview Auto-Dimming Rear Camera Mirror
  • Lane Change Alert w/Side Blind Zone Alert
  • Multicolor 15" Diagonal Head-Up Display
  • OnStar & GMC Connected Services Capable
  • Outside temperature display
  • Overhead console
  • Passenger vanity mirror
  • Rear Cross Traffic Alert
  • Rear Prem Floor Liners w/Removable Carpet Insert
  • Rear reading lights
  • Rear seat center armrest
  • Tachometer
  • Telescoping steering wheel
  • Tilt steering wheel
  • Trip computer
  • Ultrasonic Front & Rear Park Assist
  • Voltmeter
  • Wired Auxiliary Trailer Camera (LPO)
  • Wireless Charging
  • Wireless Phone Projection
  • 10-Way Power Driver Seat Adjuster w/Lumbar
  • 10-Way Power Passenger Seat Adjuster w/Lumbar
  • Forge Perforated Leather-Appointed Front Seat Trim
  • Front Bucket Seats
  • Front Center Armrest
  • Heated & Ventilated Front Bucket Seats
  • Heated 2nd Row Outboard Seats
  • Heated Driver & Front Outboard Passenger Seats
  • Heated front seats
  • Heated rear seats
  • Power passenger seat
  • Safety Alert Seat
  • Split folding rear seat
  • Ventilated front seats
  • Passenger door bin
  • Chrome Recovery Hooks
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering System App
  • Integrated Trailer Brake Controller
  • Trailer Tire Pressure Monitor Sensors
  • Alloy wheels
  • Wheels: 20" High Gloss Black Painted Aluminum
  • Wheels: 20" Multi-Dimensional Polished Aluminum
  • Deep-Tinted Glass
  • Power Front Passenger Windows w/Express Up/Down
  • Power Rear Windows w/Express Down
  • Power Sliding Rear Window w/Defogger
  • Variably intermittent wipers
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This car may or may not have a recall. At the time of sale we will check for any open recalls and give you full disclosure. You can check for open recalls on your current vehicle or any of ours at www.safecar.gov