
2025 GMC Sierra 1500
Mileage: 23,839 · Highlands Ranch, CO
$2,980 Below market
2025 GMC Sierra 1500 AT4 Crew Cab 4WD
Highlands Ranch, CO
$56,444
Dealer rating
Request information
Features
Mileage
23,839
Drivetrain
Four-Wheel Drive
Exterior color
Thunderstorm Gray
Interior color
Jet Black
Engine
420 hp 6.2L V8
Fuel type
Gasoline
Transmission
10-Speed Automatic
Bluetooth
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2025
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Thunderstorm Gray
- Interior color:Jet Black
- Mileage:23,839 mi
- Condition:Used
- VIN:1GTUUEEL8SZ134565
- Stock number:KM134565
Fuel economy
- Fuel tank size:24 gal
- 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
- Alloy Wheels
- Android Auto
- Audio Package
- Bluetooth
- Bose High End Sound Package
- CarPlay
- Heated Seats
- Leather Seats
- Multi Zone Climate Control
- Navigation System
- Off Road Package
- Preferred Package
- Premium Audio Package
- Remote Start
- Sound Package
- Suspension Package
- Tow Package
- Trailer Package
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History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing

Selling slowly
Price decreased
101 days at this dealership
Dealer

Dealer reviews
Dealer's description
This 2025 GMC Sierra 1500 AT4 in Thunderstorm Gray delivers a commanding blend of off-road capability and premium refinement, powered by the EcoTec3 6.2L V8 paired with a smooth 10-speed automatic transmission and confident 4WD. Equipped with Preferred Equipment Group 4SB, it offers a well-appointed interior with advanced technology, upscale materials, and comfort-focused features. The AT4 trim adds rugged design elements and enhanced capability, making it well suited for both trail use and everyday driving. With its bold appearance and strong performance, this Sierra 1500 AT4 stands out as a versatile and capable full-size truck. Clean CARFAX. 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. Sierra 1500 AT4, 4D Crew Cab, EcoTec3 6.2L V8, 10-Speed Automatic, 4WD, Long Bed, Thunderstorm Gray, Jet Black w/Kalahari Accents w/Perforated Front Leather Seat Trim, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 18" x 8.5" Machined Aluminum Wheels, 2 Charge/Data USB Ports Inside Center Console, 2 Type-C Charge-Only Rear USB Ports, 2 USB Ports, 220 Amp Alternator, 3.23 Rear Axle Ratio, Alloy wheels, Auto-Locking Rear Differential, Black Chrome Grille Insert Bars, Color-Keyed Carpeting Floor Covering, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seating, Heavy-Duty Air Filter, Hill Descent Control, Hitch Guidance, Hitch View, In-Vehicle Trailering System App, Integrated Trailer Brake Controller, Keyless Open & Start, LED Cargo Area Lighting, OnStar Services Capable, Perimeter Lighting, Power Door Locks, Power Front Passenger Windows w/Express Up/Down, Power Front Windows w/Driver Express Up/Down, Power Rake & Telescoping Steering Column, Power Rear Windows w/Express Down, Preferred Equipment Group 4SB, Premium Bose 7-Speaker Sound System, Push Button Start, Rear Cross Traffic Braking, Rear Pedestrian Detection, Rear Prem Floor Liners w/Removable Carpet Insert, Rear Wheelhouse Liners, Red Recovery Hooks, Remote Vehicle Starter System, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Steering Wheel Audio Controls, Theft Deterrent System (Unauthorized Entry), Trailer Camera Provisions, Trailer Side Blind Zone Alert, Trailering Package, Ultrasonic Front & Rear Park Assist, Ventilated Driver & Front Passenger Seats, Wi-Fi Hotspot Capable, Wireless Charging.
Additional Information
Navigation System,Preferred Equipment Group 4SB,Trailering Package,7 Speakers,AM/FM radio: SiriusXM with 360L,Premium Bose 7-Speaker Sound System,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,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,Auto-Locking Rear Differential,Off-Road Suspension,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,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,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,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Block heater,Engine Block Heater,External Engine Oil Cooling,Heavy-Duty Air Filter,Auto-dimming door mirrors,Black Chrome Grille Insert Bars,Bumpers: body-color,Dual Active Exhaust,Front License Plate Kit,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,Off-Road High Clearance Step (LPO),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,Automatic Emergency Braking,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 Prem Floor Liners w/Removable Carpet Insert,Front reading lights,HD Surround Vision,Heated steering wheel,Illuminated entry,Lane Keep Assist w/Lane Departure Warning,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear Prem Floor Liners w/Removable Carpet Insert,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,10-Way Power Driver Seat Adjuster w/Lumbar,10-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Heated rear seats,Perforated Front Leather Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance,Hitch View,In-Vehicle Trailering System App,Integrated Trailer Brake Controller,Red Recovery Hooks,18" x 8.5" Machined Aluminum Wheels,Alloy wheels,Deep-Tinted Glass,Front Rain-Sensing Wipers,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio,Long Bed
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