2026 GMC Sierra 2500HD AT4X
MSRP: $107,005
Sale: $107,005
MSRP:
$107,005Sale:
$107,005Miles:
6Body Type:
4D Crew CabDrive:
4WDTransmission:
10-Speed AutomaticExterior:
BlackInterior:
Obsidian RushStock #:
T261389
- Full Specifications
Drive:
4WDNumber of cylinders:
8Engine Size:
6.6EPA City MPG:
N/AEPA Highway MPG:
N/ATransmission:
10-Speed Automatic
- Warranty
- 5-Day Money-Back Guarantee At Car Dealer, we know that not every car is perfect for every person, so all used Car Dealer cars come with our 5-Day Money-Back Guarantee. You can return any car for any reason within a 5-day period. Simply bring it back in the condition in which it was purchased, and you'll get a full refund.
- Financing
- Affordable solutions Car Dealer offers some of the most competitive terms in the industry with solutions for a wide range of credit profiles. Speed Fill out our quick credit application and get decisions in a matter of minutes. Trust We only use respected and reputable finance sources, and we always protect our customers' information. Integrity Straightforward, honest business practices are the standard at Car Dealer, and our financing is no exception. If you find a more competitive offer elsewhere, you've got three business days to change your mind.
- Trade-In
- Sell your current car and buy a new one at the same place! You can even apply your written offer towards the purchase of a new car.
The 2026 GMC Sierra 2500HD AT4X, available now at Sam Boswell Buick GMC, is built for drivers who demand heavy-duty capability with premium off-road performance. Equipped with a reinforced suspension, advanced 4x4 system, and a powerful engine, the AT4X is ready to handle challenging terrain, towing, and hauling with ease. Its bold exterior styling and distinctive AT4X features give it a commanding presence on and off the road.
Inside, the Sierra 2500HD AT4X offers a well-appointed cabin with high-quality materials, advanced technology, and driver-focused amenities for comfort and control. Spacious seating, modern infotainment, and practical cargo solutions make it ideal for both work and long-distance adventures. Visit Sam Boswell Buick GMC today to explore the 2026 GMC Sierra 2500HD AT4X and experience a truck that combines toughness, luxury, and capability.
New Price! Onyx Black 2026 GMC Sierra 2500HD AT4X 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Obsidian Rush Leather, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, AEV Brand Floor Liners (LPO), AT4X AEV Edition, Bed View Camera w/2 Trailer Camera Provisions, Black Badging Package (LPO), Black GMC Emblems (LPO), Black Sierra Nameplates (LPO), Bose Premium Series 12-Speaker System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Prem Floor Liners w/Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Door Handles, Gloss Black Header Grille & Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, High Approach Stamped Steel AEV Front Bumper, Hill Descent Control, Inside Rearview Auto-Dimming Rear Camera Mirror, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15" Diagonal Head-Up Display, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Power Sliding Rear Window w/Defogger, Power Sunroof, Preferred Equipment Group 4SG, Push Button Start, Rear Cross Traffic Alert, Rear Prem Floor Liners w/Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM w/360L Trial Subscription, Spray-On Pickup Bedliner w/GMC Logo, Stamped Steel AEV Rear Bumper, Steering Wheel Audio Controls, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wheels: 18" AEV Salta Black Gloss Aluminum, Wireless Charging, Wireless Phone Projection.
Recent Arrival! Price includes: $500 - Purchase Allowance. Exp. 11/03/2025
- AT4X AEV EDITION
- BLACK BADGING PACKAGE (LPO)
- GOOSENECK/5TH WHEEL PREP PACKAGE
- PREFERRED EQUIPMENT GROUP 4SG
- 12 SPEAKERS
- AM/FM RADIO: SIRIUSXM WITH 360L
- BOSE PREMIUM SERIES 12-SPEAKER SYSTEM
- RADIO: AM/FM W/PREMIUM GMC INFOTAINMENT 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 INSTRUMENT PANEL POWER OUTLET
- DRIVER MEMORY
- HEADS-UP DISPLAY
- MEMORY SEAT
- POWER DRIVER SEAT
- POWER STEERING
- POWER WINDOWS
- PUSH BUTTON START
- 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
- 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 MOONROOF
- POWER SUNROOF
- HIGH APPROACH STAMPED STEEL AEV FRONT BUMPER
- PICKUP BOX
- STAMPED STEEL AEV REAR BUMPER
- BRAKE ASSIST
- ELECTRONIC STABILITY CONTROL
- LANE DEPARTURE WARNING SYSTEM
- 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-AMP ALTERNATOR
- ENGINE BLOCK HEATER
- EXHAUST BRAKE
- HEAVY-DUTY 80 AMP BATTERY
- AUTO-DIMMING DOOR MIRRORS
- BLACK GMC EMBLEMS (LPO)
- BLACK SIERRA NAMEPLATES (LPO)
- GLOSS BLACK DOOR HANDLES
- GLOSS BLACK HEADER GRILLE & GRILLE INSERT BARS
- HEATED DOOR MIRRORS
- INTELLIBEAM AUTOMATIC HIGH BEAM ON/OFF
- LED CARGO AREA LIGHTING
- LED SMOKED AMBER ROOF MARKER LAMPS
- POWER DOOR MIRRORS
- REAR STEP BUMPER
- REAR WHEELHOUSE LINERS
- SPRAY-ON PICKUP BEDLINER W/GMC LOGO
- TURN SIGNAL INDICATOR MIRRORS
- WINTER GRILLE COVER
- 2 CHARGE-ONLY REAR USB PORTS
- 2 CHARGE/DATA USB PORTS INSIDE CENTER CONSOLE
- 2 USB PORTS
- AEV BRAND FLOOR LINERS (LPO)
- APPLE CARPLAY/ANDROID AUTO
- AUTO-DIMMING REAR-VIEW MIRROR
- AUTOMATIC EMERGENCY BRAKING
- BED VIEW CAMERA W/2 TRAILER CAMERA PROVISIONS
- BUCKLE TO DRIVE
- 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
- GARAGE DOOR TRANSMITTER
- HD SURROUND VISION
- HEATED STEERING WHEEL
- ILLUMINATED ENTRY
- INSIDE REARVIEW AUTO-DIMMING REAR CAMERA MIRROR
- LEATHER STEERING WHEEL
- MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY
- ONSTAR 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
- TRAILER CAM PROVISIONS & TRAILER VIEWING SOFTWARE
- TRAILER SIDE BLIND ZONE ALERT
- TRIP COMPUTER
- ULTRASONIC FRONT & REAR PARK ASSIST
- UPFITTER SWITCH KIT (5)
- VOLTMETER
- WIRELESS CHARGING
- WIRELESS PHONE PROJECTION
- 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 SEATS
- HEATED FRONT SEATS
- HEATED REAR SEATS
- POWER PASSENGER SEAT
- SAFETY ALERT SEAT
- SPLIT FOLDING REAR SEAT
- VENTILATED DRIVER & FRONT PASSENGER SEATS
- VENTILATED FRONT SEATS
- PASSENGER DOOR BIN
- HITCH GUIDANCE W/HITCH VIEW
- IN-VEHICLE TRAILERING SYSTEM APP
- TRAILER TIRE PRESSURE MONITOR SENSORS
- ALLOY WHEELS
- WHEELS: 18" AEV SALTA BLACK GLOSS ALUMINUM
- WHEELS: 18" MACHINED ALUM W/HIGH GLOSS BLK ACCENTS
- DEEP-TINTED GLASS
- FRONT RAIN-SENSING WIPERS
- POWER FRONT PASSENGER WINDOWS W/EXPRESS UP/DOWN
- POWER SLIDING REAR WINDOW W/DEFOGGER
- RAIN SENSING WIPERS
- VARIABLY INTERMITTENT WIPERS
There are no tech specs found at this time.
