This 2021 GMC Sierra 1500 AT4 represents a capable and well-equipped truck that delivers both on-road comfort and off-road capability for those who demand performance and reliability. - 3.0L Duramax I-6 Diesel Turbocharged engine with 277 hp and 460 lb-ft of torque - 10-Speed Automatic transmission with 4WD and off-road suspension - 20" machined aluminum wheels with carbon grey metallic accents - Goodyear Wrangler Territory all-terrain tires - Premium GMC Infotainment System with multi-touch display and Apple CarPlay/Android Auto - SiriusXM 360L satellite radio with 6-speaker audio system - Heated and ventilated front bucket seats with perforated leather trim - 10-way power driver and passenger seat adjusters with lumbar support - Heated steering wheel and auto-dimming door mirrors - ProGrade Trailering System with integrated trailer brake controller and hitch guidance - Spray-on pickup bed liner with AT4 logo - Four-wheel disc brakes with electronic stability control and traction control - HD rear vision camera with in-vehicle trailering app - Remote vehicle starter system and keyless open and start The diesel engine delivers strong torque at low RPMs, making this truck responsive whether you're navigating city streets or pulling a trailer. The 10-speed transmission works seamlessly to optimize fuel efficiency, achieving an estimated 22 MPG in the city and 26 MPG on the highway. Four-wheel drive paired with off-road suspension and auto-locking rear differential gives you confidence tackling challenging terrain. The AT4's interior prioritizes driver comfort with heated and ventilated leather-appointed front seats, a heated steering wheel, and generous power adjustment options. The premium infotainment system keeps you connected with Apple CarPlay and Android Auto compatibility, while SiriusXM satellite radio provides entertainment options throughout your drives. Trailering capabilities are comprehensive with the ProGrade Trailering System, including an integrated trailer brake controller, hitch guidance with hitch view, and an in-vehicle trailering app. Red recovery hooks and the spray-on bed liner with AT4 logo underscore this truck's work-ready design. A 120-volt bed-mounted power outlet supports jobsite tools and accessories. This truck has undergone a thorough 115-point inspection and full detail, ensuring it meets our quality standards. With strong customer reviews backing its reputation, this Sierra 1500 AT4 stands ready to serve as both a dependable workhorse and a comfortable daily driver. We invite you to visit our showroom to experience this truck firsthand and discuss how it can meet your transportation needs.

Additional Information

Preferred Equipment Group 4SB,Trailering Package,6 Speakers,6-Speaker Audio System Feature,AM/FM radio: SiriusXM with 360L,Not Equipped w/HD Radio,Premium audio system: GMC Infotainment System,Radio data system,Radio: Premium GMC Infotainment Sys w/Multi-Touch,SiriusXM w/360L,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,12-Volt Rear Auxiliary Power Outlet,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Memory seat,Power driver seat,Power Front Passenger Windows w/Express Up/Down,Power Front Windows w/Driver Express Up/Down,Power Rear Windows w/Express Down,Power steering,Power windows,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Auto-Locking Rear Differential,Electrical Lock Control Steering Column,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,Front anti-roll bar,Front wheel independent suspension,Keyless Open & Start,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Door Locks,Brake assist,Electronic Stability Control,Hill Descent Control,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,170 Amp Alternator,220 Amp Alternator,Auxiliary External Transmission Oil Cooler,Engine Block Heater,Heavy-Duty Air Filter,Auto-dimming door mirrors,Black Sport Step (LPO),Body-Color Surround Grille,Bumpers: body-color,Front License Plate Kit,Heated door mirrors,LED Cargo Area Lighting,Power door mirrors,ProGrade Trailering System,Rear step bumper,Rear Wheelhouse Liners,Spray-On Pickup Bed Liner w/AT4 Logo,2 USB Ports,2 USB Ports (1st Row),4.2" Diagonal Color Display Driver Info Center,4G LTE Wi-Fi Hotspot Capable,Apple CarPlay/Android Auto,Auto-dimming Rear-View mirror,Color-Keyed Carpeting Floor Covering,Compass,Driver door bin,Driver vanity mirror,Floor-Mounted Center Console,Front Prem Floor Liners w/Removable Carpet Insert,Front reading lights,GMC Connected Access Capable,HD Rear Vision Camera,Heated steering wheel,Illuminated entry,Not Equipped w/Heated 2nd Row Outboard Seats,OnStar & GMC Connected Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Dual USB Charging-Only Ports,Rear Prem Floor Liners w/Removable Carpet Insert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trip computer,Voltmeter,10-Way Power Driver Seat Adjuster w/Lumbar,10-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Heated Driver & Front Outboard Passenger Seating,Heated front seats,Perforated Leather-Appointed Front Seat Trim,Power passenger seat,Split folding rear seat,Ventilated Driver & Front Passenger Seats,Ventilated front seats,Passenger door bin,Hitch Guidance,Hitch Guidance w/Hitch View,In-Vehicle Trailering App,Integrated Trailer Brake Controller,Red Recovery Hooks,18" x 8.5" Machined Aluminum Wheels,Alloy wheels,Wheels: 20" x 9" Machined Aluminum,Deep-Tinted Glass,Variably intermittent wipers,3.23 Rear Axle Ratio,115 Point Inspection and Full Detail,Outstanding Customer Reviews