
2025 GMC Sierra 1500
Mileage: 19,758 · Highlands Ranch, CO
$436 Below market
2025 GMC Sierra 1500 Denali Ultimate Crew Cab 4WD
Highlands Ranch, CO
$69,540
Dealer rating
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Features
Mileage
19,758
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Alpine Umber
MPG
15 MPG
Engine
420 hp 6.2L V8
Fuel type
Gasoline
Transmission
10-Speed Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2025
- Trim:Denali Ultimate
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Alpine Umber
- Mileage:19,758 mi
- Condition:Used
- VIN:1GTUUHEL1SZ256055
- Stock number:KM256055
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:15 MPG
- City gas mileage:14 MPG
- Highway gas mileage:17 MPG
- Fuel type:Gasoline
Performance
- Transmission:10-Speed Automatic
- Drivetrain:Four-Wheel Drive
- Engine:420 hp 6.2L V8
- Horsepower:420 hp
Safety
- ABS Brakes
- Adaptive Cruise Control
- Backup Camera
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
- Adaptive Suspension
- Android Auto
- Audio Package
- Bluetooth
- Bose High End Sound Package
- CarPlay
- Heated Seats
- Leather Seats
- Multi Zone Climate Control
- Navigation System
- Preferred Package
- Premium Audio Package
- Premium Wheels
- Remote Start
- Sound Package
- Sunroof/Moonroof
- Tow Package
- Trailer Package
- Ultimate Package
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History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing

Selling slowly
Price decreased
37 days at this dealership
Dealer

Dealer reviews
Dealer's description
Elevate your driving experience with this exceptional 2025 GMC Sierra 1500 Denali Ultimate. This powerful and versatile truck is engineered to conquer any terrain, delivering unparalleled performance and uncompromising luxury. Equipped with the renowned EcoTec3 6.2L V8 engine and a 10-Speed Automatic transmission, this Sierra 1500 Denali Ultimate delivers exceptional power and efficiency, with an impressive 15 city / 19 highway MPG. The 4WD system ensures you can conquer any terrain with confidence, while the Trailering Package and In-Vehicle Trailering System App make towing a breeze. Step inside and be captivated by the luxurious Denali-exclusive interior, featuring premium leather seating, heated and ventilated front seats, a heated steering wheel, and a stunning 15" Diagonal Head-Up Display. The Bose Premium Series audio system and SiriusXM with 360L Trial Subscription provide an unparalleled listening experience, while the Wi-Fi Hotspot Capability and Wireless Charging keep you connected and powered up on the go. Safety and convenience are paramount, with features like Rear Cross Traffic Braking, Rear Pedestrian Detection, Ultrasonic Front & Rear Park Assist, and the Trailer Camera Provisions ensuring a secure and stress-free driving experience. The Keyless Open & Start, Power Sliding Rear Window, and Power Sunroof add to the premium feel of this exceptional vehicle. Whether you're tackling tough terrain, towing heavy loads, or simply enjoying the open road, this 2025 GMC Sierra 1500 Denali Ultimate is the ultimate expression of power, luxury, and capability. Experience the difference for yourself visit us at ClearShift.com for more details! Or call us at (720) 390-7910 for our Highlands Ranch location or (970) 251-1063 for our Loveland location. This vehicle is guaranteed to include one key. Additional keys are neither guaranteed nor promised. ALL SALES FINAL: The equipment listed above and below is the configuration of the vehicle as originally sold. ClearShift makes every effort to provide accurate information, however, some features listed may vary due to features being added, changed or removed during previous ownership. It is the buyer's responsibility to verify all desired features and equipment are present prior to purchase.
Additional Information
Navigation System,Preferred Equipment Group 5SB,Trailering Package,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series w/12-Speaker System,MultiPro Tailgate Audio System by Kicker (LPO),Radio data system,Radio: Premium GMC Infotainment Audio System,SiriusXM w/360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Interior Power Outlet,Driver Memory,Heads-Up Display,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Adaptive suspension,Auto-Locking Rear Differential,Power Rake & Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Emergency communication system: OnStar,Enhanced Automatic Emergency Braking,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Power moonroof,Power Sunroof,Brake assist,Electronic Stability Control,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Perimeter Lighting,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,Super Cruise,170 Amp Alternator,Heavy-Duty Air Filter,Auto-dimming door mirrors,Bumpers: body-color,Denali Premium Suspension w/Adaptive Ride Control,Dual Active Exhaust,Heated door mirrors,High Gloss Black Header w/Signature Denali Grille,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bedliner w/GMC Logo,2 Charge/Data USB Ports Inside Center Console,2 Type-C Charge-Only Rear USB Ports,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Bed View Camera,Buckle to Drive,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,Garage door transmitter,Genuine wood console insert,Genuine wood dashboard insert,Genuine wood door panel insert,HD Surround Vision,Heated steering wheel,Illuminated entry,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear reading lights,Rear seat center armrest,Safety Alert Seat,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Camera Provisions,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wi-Fi Hotspot Capable,Wireless Apple CarPlay/Wireless Android Auto,Wireless Charging,16-Way Power Driver Seat Adjuster w/Lumbar,16-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Heated rear seats,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Chrome Recovery Hooks,Hitch Guidance,Hitch View,In-Vehicle Trailering System App,Integrated Trailer Brake Controller,Trailer Tire Pressure Monitor System,Alloy wheels,Wheel Locks (Set of 4) (LPO),Wheels: 22" 7-Spoke Ultra-Bright Machined,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window w/Rear Defogger,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio
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