2026 GMC Sierra 2500HD AT4 Crew Cab 4WD

Built tough and ready to tackle the road, our diesel-powered 2026 GMC Sierra 2500HD AT4 Crew Cab 4X4 in Summit White pairs smart technology, versatile truck capability, and a refined cabin designed for everyday productivity. Motivated by a TurboCharged 6.6 Liter DuraMax Diesel V8 providing 470hp and 975lb-ft of torque to a 10 Speed Allison Automatic transmission. This Four Wheel Drive truck also has an off-road suspension, skid plates, hill-descent control, and an Autotrac 2-speed transfer case for getting to hard-to-reach jobs. Our Sierra boasts LED lighting, red recovery hooks, 20-inch high-gloss black alloy wheels, a spray-on bedliner, and a MultiPro tailgate for high-visibility styling.You will love our AT4 cabin, which is your mobile command post for doing more. It features heated/ventilated leather power front seats and heated rear seats, a heated-wrapped steering wheel, dual-zone automatic climate control, keyless access/ignition, remote start, and remarkable technologies. Highlights include a Bose audio system, a 12.3-inch driver display, a 13.4-inch touchscreen, Google Built-in, WiFi compatibility, Apple CarPlay®/Android Auto®, Bluetooth®, and wireless charging.GMC helps you stay safe as you work hard with a surround-view system, a bed-view camera, trailer-capable blind-spot monitoring, automatic braking, parking sensors, lane-departure warning, trailer-sway control, hill-start assistance, and more. When tough jobs call, our Sierra 2500 AT4 is ready to answer! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership!

Additional Information

WHEELS 20" (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS 8 spokes (STD),REAR CAMERA MIRROR inside rearview auto-dimming with full camera display,TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display,LPO BLACK SIERRA NAMEPLATES (dealer-installed),GVWR 11 350 LBS. (5148 KG),TRANSMISSION 10-SPEED AUTOMATIC,JET BLACK WITH KALAHARI ACCENTS PERFORATED FRONT LEATHER SEAT TRIM,LPO BLACK BADGING PACKAGE includes (SFZ) Black GMC emblems LPO and (RIK) Black Sierra Nameplates LPO (dealer-installed).,HIGH IDLE SWITCH,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.),TIRES LT275/65R20 E 126/123 BF GOODRICH OFF-ROAD T/A KO3,ALTERNATORS DUAL 220-AMPS PRIMARY 170-AMPS AUXILIARY,LPO OFF-ROAD HIGH CLEARANCE STEPS (dealer-installed),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).,WINTER GRILLE COVER,TRAILER TIRE PRESSURE MONITOR SENSORS includes set of 4 sensors. Sensor functionality requires (UET) In-Vehicle Trailering App to be ordered with the vehicle and installed by the factory. Sensors will be shipped loose with the truck and will need to be installed on trailer by customer. System is capable of monitoring up to 6 wheels. Additional or replacement sensors are available through GM Accessories,UNIVERSAL HOME REMOTE,ENGINE BLOCK HEATER,LPO GMC MULTIPRO TAILGATE STEP LIGHTS (dealer-installed),LPO HITCH PACKAGE Gooseneck ball and chain tiedown kit with case (dealer-installed),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),SUNROOF POWER,SUMMIT WHITE,SEATS FRONT BUCKET with center console (STD),AT4 PREFERRED EQUIPMENT GROUP includes standard equipment,LAMPS SMOKED AMBER ROOF MARKER (LED),REAR AXLE 3.42 RATIO,AT4 PREMIUM PLUS PACKAGE includes (PDO) AT4 Preferred Package (CF5) power sunroof (CWM) Technology Package and (VXW) AT4 high clearance step LPO,EXHAUST BRAKE,LPO ALL-WEATHER FLOOR LINERS 1ST AND 2ND ROWS (includes AT4 logo),LPO BLACK GMC EMBLEMS (dealer-installed),WINDOW POWER REAR SLIDING WITH REAR DEFOGGER,AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote (A48) rear sliding power window and (U01) Roof Marker Lamps,MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY,Lane Departure Warning,Front Collision Mitigation,Front Collision Warning,Automatic Highbeams,Tow Hitch,Running Boards/Side Steps,Keyless Start,Locking/Limited Slip Differential,Four Wheel Drive,Tow Hooks,Power Steering,ABS,4-Wheel Disc Brakes,Aluminum Wheels,Tires - Front All-Terrain,Tires - Rear All-Terrain,Conventional Spare Tire,Bed Liner,Daytime Running Lights,Automatic Highbeams,Fog Lamps,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Power Folding Mirrors,Privacy Glass,Intermittent Wipers,Variable Speed Intermittent Wipers,Rain Sensing Wipers,Integrated Tailgate Step,AM/FM Stereo,Navigation System,MP3 Capability,Bluetooth Connection,Auxiliary Audio Input,Smart Device Integration,Requires Subscription,Satellite Radio,Requires Subscription,Premium Sound System,Bluetooth Connection,Bluetooth Connection,Smart Device Integration,WiFi Hotspot,Bucket Seats,Leather Seats,Rear Bench Seat,Power Driver Seat,Driver Adjustable Lumbar,Power Passenger Seat,Passenger Adjustable Lumbar,Heated Front Seat(s),Heated Front Seat(s),Cooled Front Seat(s),Heated Rear Seat(s),Mirror Memory,Seat Memory,Floor Mats,Floor Mats,Heated Steering Wheel,Steering Wheel Audio Controls,Adjustable Steering Wheel,Power Windows,Power Windows,Power Windows,Power Door Locks,Keyless Entry,Power Door Locks,Keyless Start,Remote Engine Start,Cruise Control,Adaptive Cruise Control,Security System,MP3 Capability,Auxiliary Audio Input,MP3 Capability,Auxiliary Audio Input,Climate Control,Multi-Zone A/C,A/C,Rear Defrost,Auto-Dimming Rearview Mirror,Front Collision Mitigation,Front Collision Mitigation,Front Collision Warning,Traction Control,Stability Control,Daytime Running Lights,Daytime Running Lights,Driver Air Bag,Passenger Air Bag,Front Side Air Bag,Front Head Air Bag,Rear Head Air Bag,Passenger Air Bag Sensor,Telematics,Requires Subscription,Rear Parking Aid,Back-Up Camera,Aerial View Display System,Back-Up Camera,Front Collision Warning,Lane Departure Warning,Cross-Traffic Alert,Blind Spot Monitor,Driver Restriction Features,Tire Pressure Monitor,Navigation System,Telematics,Requires Subscription

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