This 2021 GMC Yukon XL is equipped with Advanced Security Package (Glass Breakage Sensor, Theft-Deterrent Alarm System, Vehicle Inclination Sensor, and Vehicle Interior Movement Sensor), Advanced Technology Package (Adaptive Cruise Control, Enhanced Automatic Emergency Braking, Inside Rearview Auto-Dimming Rear Camera Mirror, and Rear Camera Mirror Washer), Denali Ultimate Package (Air Ride Adaptive Suspension, Dual-Pane Panoramic Power Sunroof, Power-Retractable Assist Steps, and Rear Seat Media System), Max Trailering Package (Extra Capacity Cooling System), Preferred Equipment Group 5SA (12-Way Power Seat Adjusters, 15 Diagonal Multi-Color Head-Up Display, 2 Presets For Outside Rearview Mirrors, 3rd Row 60/40 Power-Folding Split-Bench Seat, Bright Front & Rear Door Sill Plates, Chrome Door Handles w/Body-Color Strip, Dual Exhaust System, Galvano Bodyside Moldings, Hands-Free Power Programmable Rear Liftgate, HD Surround Vision, Heated & Ventilated Driver & Front Passenger Seats, Heated 2nd Row Outboard Position Seats, Heated Automatic Steering Wheel, Heated Driver & Front Passenger Seats, Inside Rear-View Auto-Dimming Mirror, Outside Heated Power-Adjustable Mirrors, Power Release 2nd Row Bucket Seats, Power Tilt & Telescopic Steering Column, Rear Pedestrian Alert, Safety Alert Seat, and Universal Home Remote), Navigation System, 14 Speakers, 1st & 2nd Row All-Weather Floor Liners (LPO), 3.23 Rear Axle Ratio, 3rd row seats: split-bench, 4-Wheel Disc Brakes, ABS brakes, Adaptive suspension, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Auto-leveling suspension, Automatic Emergency Braking, Automatic temperature control, Bodyside moldings, Bose 14-Speaker Surround w/CenterPoint, Brake assist, Bumpers: body-color, Compass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar and GMC connected services capable, Following Distance Indicator, Forward Collision Alert, Four wheel independent suspension, Front & Rear Park Assist, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front reading lights, Fully automatic headlights, Garage door transmitter, HD Radio, Heads-Up Display, Heated door mirrors, Heated front seats, Heated rear seats, Heated steering wheel, Hitch Guidance w/Hitch View, Illuminated entry, In-Vehicle Trailering App, Integrated Trailer Brake Controller, IntelliBeam Automatic High Beam On/Off, Lane Change Alert w/Side Blind Zone Alert, Lane Keep Assist w/Lane Departure Warning, Leather steering wheel, Low tire pressure warning, Magnetic Ride Control Suspension, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather Seating Surfaces, Power door mirrors, Power driver seat, Power Liftgate, Power passenger seat, Power Release 2nd Row 60/40 Split-Folding Bench Seat, Power steering, Power windows, Radio: AM/FM/SiriusXM w/Navigation, Rain sensing wipers, Rear air conditioning, Rear anti-roll bar, Rear Cross Traffic Alert, Rear reading lights, Rear window defroster, Rear window wiper, Remote keyless entry, Roof rack: rails only, Security system, SiriusXM w/360L, Speed control, Speed-sensing steering, Split folding rear seat, Spoiler, Steering wheel memory, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor Sensors, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Ventilated front seats, Voltmeter, Wheels: 20 x 9 6-Spoke Polished Aluminum, Wheels: 22 Multi-Spoke B