2026 GMC Sierra 1500 AT4 Crew Cab 4WD

With exciting times ahead, our 2025 GMC Sierra 1500 AT4 Crew Cab 4X4 powers through extreme challenges in Cardinal Red! Motivated by a 6.2 Liter EcoTec3 V8 serving up 420hp to a 10 Speed Automatic transmission. A 2-inch lift, a 2-speed transfer case, and an auto-locking rear differential help you dominate difficult terrain, and this Four Wheel Drive truck scores nearly 19mpg on the highway. Our Sierra has an off-road style, too, with LED lighting, fog lamps, red recovery hooks, a spray-on bedliner, a MultiPro tailgate, robust skid plates, perimeter lighting, and alloy wheels. Take a look at our AT4 cabin that is engineered for comfortable adventures and features heated/ventilated leather power front and heated rear seats, a heated-wrapped power steering wheel, dual-zone automatic climate control, remote start, and keyless open/ignition. Modern technologies for mobile connections start with a 13.4-inch touchscreen, a 12.3-inch driver display, Google Built-In, wireless charging, WiFi compatibility, wireless Android Auto/Apple CarPlay, Bluetooth, and Bose audio. Drive confidently, knowing GMC's smart safety systems include adaptive cruise control, front/rear automatic braking, HD surround vision, hill descent control, trailer blind-spot monitoring, lane-keeping assistance, trailer-sway control, and more. Crafted to exceed expectations, our Sierra 1500 AT4 is an excellent choice! 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

Navigation System,AT4 Preferred Package,Technology Package,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 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 Interior Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Passenger Windows with Express Up/Down,Power Front Windows with Driver Express Up/Down,Power Rear Windows with Express Down,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Auto-Locking Rear Differential,Off-Road Suspension,Power Rake and 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 and Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Power Sunroof,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,220 Amp Alternator,Block heater,Heavy-Duty Air Filter,Auto-dimming door mirrors,Black Chrome Grille Insert Bars,Bumpers: body-color,Dual Active Exhaust,GMC MultiPro Tailgate Step Lights,Heated door mirrors,IntelliBeam Automatic High Beam on/Off,LED Cargo Area Lighting,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Spray-on Pickup Bedliner with 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,Bed View Camera,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 Premium Floor Liners with Removable Carpet Insert,Front reading lights,HD Surround Vision,Heated steering wheel,Illuminated entry,Lane Keep Assist with Lane Departure Warning,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Camera Mirror,Rear Cross Traffic Braking,Rear Pedestrian Detection,Rear Premium Floor Liners with 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 and Rear Park Assist,Voltmeter,Wi-Fi Hotspot Capable,Wireless Apple CarPlay/Wireless Android Auto,Wireless Charging,10-Way Power Driver Seat Adjuster with Lumbar,10-Way Power Passenger Seat Adjuster with Lumbar,Front Bucket Seats,Front Center Armrest,Heated 2nd Row Outboard Seats,Heated Driver and Front Outboard Passenger Seating,Heated front seats,Heated rear seats,Perforated Front Leather Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver and 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,Alloy wheels,Wheels: 20" x 9" Machined Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Sliding Rear Window with Rear Defogger,Rain sensing wipers,Variably intermittent wipers,3.23 Rear Axle Ratio