"This 2021 GMC Yukon XL AT4 is a rugged and capable full-size SUV ready to take you and your family on all your adventures. Equipped with a powerful EcoTec3 5.3L V8 engine and 4-wheel drive, this Yukon XL AT4 delivers impressive performance and off-road capability. - Hands-Free Power Programmable Rear Liftgate - Bose 9-Speaker Stereo Audio System - Heated Automatic Steering Wheel - Dual-Pane Panoramic Power Sunroof - Power-Retractable Assist Steps - HD Surround Vision - Heated & Ventilated Front Seats - Heated 2nd Row Outboard Seats - 15"" Diagonal Multi-Color Head-Up Display The AT4 Premium Package adds even more premium features, including a Rear Media and Navigation Package, Technology Package, and more. With seating for up to 8 and impressive cargo space, this Yukon XL AT4 is ready to handle all your family's needs. Schedule a test drive today and experience the power, capability, and comfort of this exceptional 2021 GMC Yukon XL AT4."