2021 GMC Sierra AT4

GMC Sierra Details

Vehicle Specs

Features & Options

• Preferred Equipment Group 4SB
• 3.73 Rear Axle Ratio
• 3.42 Axle Ratio
• 18" Machined Aluminum Wheels
• 20" Machined Aluminum Wheels
• Perforated Leather-Appointed Front Seat Trim
• 10-Way Power Driver Seat Adjuster w/Lumbar
• Radio: AM/FM w/Premium GMC Infotainment System
• Electric Rear-Window Defogger
• Front Prem Floor Liners w/Removable Carpet Insert
• OnStar & GMC Connected Services Capable
• 120-Volt Instrument Panel Power Outlet
• Bed View Camera w/2 Trailer Camera Provisions
• Spray-On Pickup Box Bed Liner w/AT4 Logo
• Deep-Tinted Glass
• Front License Plate Kit
• LED Smoked Amber Roof Marker Lamps
• LED Cargo Area Lighting
• Pickup Box
• Integrated Trailer Brake Controller
• Gooseneck/5th Wheel Package
• Gooseneck/5th Wheel Prep Package
• Trailer Tire Pressure Monitor Sensors
• 220 Amps Alternator
• Engine Block Heater
• Skid Plates
• Off-Road Suspension
• Heavy Duty Front Spring/Camper Package
• 2-Speed Active Transfer Case
• SiriusXM w/360L
• Driver Memory
• 10-Way Power Passenger Seat Adjuster w/Lumbar
• GMC Connected Access Capable
• Power Front Passenger Windows w/Express Up/Down
• Power Rear Windows w/Express Down
• Keyless Open & Start
• Power Door Locks
• Power Windows w/Driver Express Up/Down
• Rear Wheelhouse Liners
• Winter Grille Cover
• Rear Prem Floor Liners w/Removable Carpet Insert
• Remote Vehicle Starter System
• Compass Located In Instrument Cluster
• Floor-Mounted Center Console
• Painted Black Surround Grille
• Hill Descent Control
• Exhaust Brake
• Heated Driver & Front Outboard Passenger Seats
• Heated 2nd Row Outboard Seats
• 120-Volt Bed Mounted Power Outlet
• 12-Volt Rear Auxiliary Power Outlet
• Heated & Ventilated Front Bucket Seats
• Heavy-Duty 80 Amp Battery
• 2 USB Ports
• 2 USB Ports (1st Row)
• Electrical Lock Control Steering Column
• Manual Tilt-Wheel/Telescoping Steering Column
• ProGrade Trailering System
• Hitch Guidance w/Hitch View
• In-Vehicle Trailering System App
• HD Radio
• 4.2" Diagonal Color Display Driver Info Center
• Red Recovery Hooks
• Steering Wheel Audio Controls
• 6-Speaker Audio System Feature
• 2nd Row Dual USB Charge-Only Ports
• Unauthorized Entry Theft-Deterrent System
• HD Rear Vision Camera
• 4G LTE Wi-Fi Hotspot Capable
• Wireless Phone Projection
• X31 Off-Road Package
• 4-Wheel Disc Brakes
• 6 Speakers
• Air Conditioning
• Electronic Stability Control
• Front Bucket Seats
• Front Center Armrest
• Tachometer
• Voltmeter
• ABS brakes
• Alloy wheels
• Auto-dimming door mirrors
• Automatic temperature control
• Brake assist
• Bumpers: body-color
• Delay-off headlights
• Driver door bin
• Driver vanity mirror
• Dual front impact airbags
• Dual front side impact airbags
• Front anti-roll bar
• Front dual zone A/C
• Front fog lights
• Front reading lights
• Front wheel independent suspension
• Fully automatic headlights
• Heated door mirrors
• Heated front seats
• Heated rear seats
• Heated steering wheel
• Illuminated entry
• Low tire pressure warning
• Memory seat
• Occupant sensing airbag
• Outside temperature display
• Overhead airbag
• Overhead console
• Panic alarm
• Passenger door bin
• Passenger vanity mirror
• Power door mirrors
• Power driver seat
• Power passenger seat
• Power steering
• Power windows
• Rear reading lights
• Rear seat center armrest
• Rear step bumper
• Rear window defroster
• Remote keyless entry
• Security system
• Speed control
• Speed-sensing steering
• Split folding rear seat
• Steering wheel mounted audio controls
• Telescoping steering wheel
• Tilt steering wheel
• Traction control
• Trip computer
• Turn signal indicator mirrors
• Variably intermittent wipers
• Ventilated front seats
• Auto-dimming Rear-View mirror
• Compass
• AM/FM radio: SiriusXM with 360L
• Premium audio system: Premium GMC Infotainment System
• Apple CarPlay/Android Auto
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