2026 GMC Sierra 2500HD AT4X Crew Cab 4WD

Built tough and ready to explore, our diesel-powered 2026 GMC Sierra 2500HD AT4X Crew Cab 4X4 is a terrific trail machine made for hard work in Onyx Black! Motivated by a TurboCharged 6.6 Liter DuraMax Diesel V8 offering 470hp and 975lb-ft of torque to a 10 Speed Allison Automatic transmission. This Four Wheel Drive truck can also bring its bold capability off the beaten path with an off-road suspension, a 2-inch lift kit, a full-locking rear diff, and Multimatic DSSV dampers. Our Sierra turns heads with animated LED headlamps, power assist steps, a power sunroof, a spray-on bedliner, alloy wheels, and a MultiPro tailgate with a built-in sound system. Prepare for comfort in our AT4X cabin, equipped with heated/ventilated full-grain leather power front seats and heated rear seats, a heated leather steering wheel, dual-zone automatic climate control, keyless access/ignition, remote start, and a power rear window. Enjoy high-tech infotainment with a 12.3-inch driver display, a 13.4-inch touchscreen, 12-speaker Bose audio, Google Built-in, WiFi compatibility, Apple CarPlay/Android Auto, Bluetooth, and wireless charging. GMC helps you stay safe with a surround-view system, a bed-view camera, trailer blind-spot monitoring, automatic braking, parking sensors, lane-departure warning, trailer-sway control, hill-start assistance, and more. When tough jobs call, our Sierra 2500HD AT4X is the answer! Save this Page and Call for Availability. We Know You Will Enjoy Your MARKLEY MOTORS, INC. Test Drive Towards Ownership! We Value You As A Customer And Look Forward To Showing You What The MARKLEY DIFFERENCE Is All About. We've Been In Business since 1936 For A Reason! Call Us Now At MARKLEY MOTORS At 1-970-226-2213. Thank You For Taking The Time To Look At This Vehicle. We Value You As A Customer And Look Forward To Showing You What The MARKLEY DIFFERENCE Is All About. We've Been In Business since 1936 Years For A Reason! Call Us Now At MARKLEY MOTORS At 970-226-2213 To Schedule A NO HAGGLE Test Drive!

Additional Information

12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series 12-Speaker System,Premium audio system: Premium GMC Infotainment System,Radio: AM/FM Stereo with Premium GMC Infotainment System,SiriusXM with 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 and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power moonroof,Power Sunroof,Pickup Box,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,Heavy-Duty 80 Amp Battery,Auto-dimming door mirrors,Gloss Black Door Handles,Gloss Black Header Grille and 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 with GMC Logo,Turn signal indicator mirrors,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Automatic Emergency Braking,Bed View Camera with Two 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 Premium Floor Liners with Removable Carpet Insert,Front reading lights,Garage door transmitter,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auo-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 Premium Floor Liners with Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions and Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front and Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,16-Way Power Driver Seat Adjuster with Lumbar,16-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Power passenger seat,Safety Alert Seat,Split folding rear seat,Ventilated Driver and Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance with Hitch View,in-Vehicle Trailering System App,Trailer Tire Pressure Monitor Sensors,Alloy wheels,Wheels: 18" Machined Aluminum with High Gloss Black Accents,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows with Express Up/Down,Power Sliding Rear Window with Defogger,Rain sensing wipers,Variably intermittent wipers,3.73 Rear Axle Ratio