4WD.GMC 2026 Yukon XL AT4 EcoTec3 5.3L V8 4WD 10-Speed Automatic with Overdrive Sterling MetallicAwards: * Car and Driver 10 Best Trucks and SUVs Car and Driver Editors' ChoiceCar and Driver, January 2017.All manufacturer's incentives and discounts applied. See dealer for details.