Basics
Condition
Interior Color
Exterior Color
Drivetrain
Transmission
Fuel
Engine
VIN
Stock Number
Mileage
Features
Entertainment
Premium Sound System
Exterior
Alloy Wheels
Sunroof/Moonroof
Tow Hitch
Seating
Heated Seats
Leather Seats
Memory Seat
Safety
Backup Camera
Blind Spot Monitor
Lane Departure Warning
Stability Control
Convenience
Adaptive Cruise Control
Heated Steering Wheel
Keyless Start
Navigation System
Remote Start
Tow Hooks
HomeLink
Features
- 4-Wheel Disc Brakes
- A/C
- ABS
- ALTERNATOR 220 AMP
- ALTERNATOR
- 220 AMP
- AM/FM Stereo
- AT4X PREFERRED EQUIPMENT GROUP includes standard equipment
- AUDIO SYSTEM 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
- AUDIO SYSTEM
- 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen
- multi-touch display
- AM/FM stereo
- Bluetooth streaming audio for music and most phones; featuring wireless Android Auto and Apple CarPlay capability for compatible phones (STD)
- Adaptive Cruise Control
- Adjustable Steering Wheel
- Aerial View Display System
- Aluminum Wheels
- Auto-Dimming Rearview Mirror
- Automatic Highbeams
- Auxiliary Audio Input
- Back-Up Camera
- Bed Liner
- Blind Spot Monitor
- Bluetooth Connection
- Bucket Seats
- Climate Control
- Conventional Spare Tire
- Cooled Front Seat(s)
- Cross-Traffic Alert
- Cruise Control
- Daytime Running Lights
- Driver Adjustable Lumbar
- Driver Air Bag
- Driver Restriction Features
- ENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
- ENGINE BLOCK HEATER
- ENGINE
- DURAMAX 6.6L TURBO-DIESEL V8
- B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm
- 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.)
- EXHAUST BRAKE
- Floor Mats
- Fog Lamps
- Four Wheel Drive
- Front Collision Mitigation
- Front Collision Warning
- Front Head Air Bag
- Front Side Air Bag
- GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
- GOOSENECK / 5TH WHEEL PREP PACKAGE -- HITCH PLATFORM TO ACCEPT GOOSENECK OR 5TH WHEEL HITCH. Includes hitch platform with tray to accept ball
- stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).
- GVWR 11 350 LBS. (5148 KG)
- GVWR
- 11
- 350 LBS. (5148 KG)
- Generic Sun/Moonroof
- Heads-Up Display
- Heated Front Seat(s)
- Heated Mirrors
- Heated Rear Seat(s)
- Heated Steering Wheel
- Integrated Tailgate Step
- Integrated Turn Signal Mirrors
- Intermittent Wipers
- Keyless Entry
- Keyless Start
- LICENSE PLATE KIT FRONT INCANDESCENT LIGHTING
- LICENSE PLATE KIT
- FRONT
- INCANDESCENT LIGHTING
- Lane Departure Warning
- Leather Seats
- Leather Steering Wheel
- Locking/Limited Slip Differential
- MP3 Capability
- Mirror Memory
- Multi-Zone A/C
- Navigation System
- OBSIDIAN RUSH FULL GRAIN LEATHER SEAT TRIM
- OBSIDIAN RUSH
- FULL GRAIN LEATHER SEAT TRIM
- Passenger Adjustable Lumbar
- Passenger Air Bag
- Passenger Air Bag Sensor
- Power Door Locks
- Power Driver Seat
- Power Folding Mirrors
- Power Mirror(s)
- Power Passenger Seat
- Power Retractable Running Boards
- Power Steering
- Power Windows
- Premium Sound System
- Privacy Glass
- REAR AXLE 3.42 RATIO
- REAR AXLE
- 3.42 RATIO
- Rain Sensing Wipers
- Rear Bench Seat
- Rear Defrost
- Rear Head Air Bag
- Rear Parking Aid
- Remote Engine Start
- Requires Subscription
- Running Boards/Side Steps
- SEATS FRONT BUCKET with center console (STD)
- SEATS
- FRONT BUCKET with center console (STD)
- SUMMIT WHITE
- Satellite Radio
- Seat Memory
- Seat-Massage
- Security System
- Sliding Rear Window
- Smart Device Integration
- Stability Control
- Steering Wheel Audio Controls
- Sun/Moonroof
- TRANSMISSION ALLISON 10-SPEED AUTOMATIC
- TRANSMISSION
- ALLISON 10-SPEED AUTOMATIC
- Telematics
- Tire Pressure Monitor
- Tires - Front All-Season
- Tires - Rear All-Season
- Tow Hitch
- Tow Hooks
- Traction Control
- Universal Garage Door Opener
- Variable Speed Intermittent Wipers
- WHEELS 18" (45.7 CM) MACHINED ALUMINUM WHEEL with High Gloss black accents (STD)
- WHEELS
- 18" (45.7 CM) MACHINED ALUMINUM WHEEL with High Gloss black accents (STD)
- WINTER GRILLE COVER
- WiFi Hotspot
Seller's Comments
Located at Covert of Hutto, proudly serving Central Texas since 1909, this 2025 GMC Sierra 2500HD AT4X delivers premium heavy-duty capability, luxury-level comfort, and serious Duramax diesel performance in one incredibly capable off-road truck. Powered by the legendary Duramax 6.6L V8 Turbodiesel and equipped with advanced 4WD capability, this One Owner, Clean Carfax Sierra AT4X combines exceptional towing strength, premium technology, and rugged off-road engineering for drivers throughout Austin, Round Rock, Georgetown, and across Central Texas. Call Covert of Hutto at 877-918-0151 to schedule your VIP appointment or learn more about this exceptional GMC Sierra 2500HD AT4X today.
Built for drivers who demand maximum capability without sacrificing refinement, the Sierra AT4X stands at the top of GMCs heavy-duty truck lineup. Whether towing equipment around Hutto and Pflugerville, exploring rugged Texas terrain, or cruising through Austin in premium comfort, this Sierra delivers confidence, durability, and luxury in every mile.
Under the hood, the powerful Duramax 6.6L V8 Turbodiesel delivers massive torque, outstanding towing capability, and impressive long-haul performance while paired with advanced 4WD systems and a 2-speed active transfer case for enhanced off-road and towing confidence.
Inside the cabin, this AT4X surrounds passengers with premium leather seating, heated and ventilated front seats, heated second-row outboard seats, driver memory settings, premium floor liners, power sunroof, and upscale materials designed to deliver first-class comfort during every drive.
Technology highlights include factory Navigation, multicolor 15-inch head-up display, HD Surround Vision, trailer camera viewing software, Bose Premium 12-speaker audio system, wireless charging, wireless phone projection, SiriusXM with 360L, and advanced connectivity systems engineered to keep drivers informed and connected.
Safety and driver-assistance features include Blind Spot Monitoring, Trailer Side Blind Zone Alert, Rear Cross Traffic Alert, Lane Departure Warning System, Safety Alert Seat, Ultrasonic front and rear park assist, HD trailer camera systems, trailer tire pressure monitoring sensors, and advanced towing technology designed to maximize confidence while hauling heavy loads.
Exterior upgrades include gloss black grille accents, LED smoked amber roof marker lamps, spray-on GMC bedliner, LED cargo area lighting, deep-tinted glass, power sliding rear window, aggressive AT4X styling, and rugged heavy-duty GMC design that stands out everywhere from Georgetown job sites to downtown Austin.
Additional premium equipment includes the Gooseneck/5th Wheel Prep Package, Preferred Equipment Group 4SG, engine block heater, remote vehicle starter system, rain-sensing wipers, integrated trailer technology, front and rear premium floor liners, universal home remote, and extensive capability-focused upgrades throughout the truck.
Known for exceptional diesel performance, premium interior craftsmanship, advanced towing capability, and off-road confidence, the GMC Sierra AT4X continues to be one of the most capable luxury heavy-duty trucks on the road today.
Combining legendary Duramax diesel power, premium AT4X luxury, advanced towing technology, heavy-duty capability, and refined GMC engineering, this 2025 GMC Sierra 2500HD AT4X delivers an outstanding ownership experience for drivers seeking strength, sophistication, and uncompromising performance in a premium heavy-duty pickup.
Family owned since 1909, Covert of Hutto is proud to serve drivers across Central Texas including Austin (78701, 78705, 78746, 78753, 78758), Hutto (78634), Pflugerville (78660), Round Rock (78681), and Georgetown (78628, 78626). Experience the trusted service and selection that Central Texas drivers have relied on for generations.
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