Why You Might Buy a 2017 GMC Yukon XL Denali 1. Spacious & Family-Friendly The Yukon XL Denali is a large full-size SUV with generous cargo space and room for passengers, including adults in the third row. Great for long road trips, hauling gear, or towing trailers. 2. Powerful Performance The Denali trim typically comes with a strong V8 engine that delivers plenty of power for highway merging, passing, and towing. 3. Premium Luxury Features Denali is the top trim, so it has a higher level of interior finish leather seats, premium sound system, advanced infotainment, and comfort options. Youll find heated/ventilated seats, advanced displays, available entertainment systems, and other niceties not found on more basic models. 4. Towing and Capability As a large SUV with robust drivetrain options, the Yukon XL is capable of towing significant loads, which is ideal if you need a vehicle for boats, trailers, etc. 5. Magnetic Ride Control and Ride Comfort The Denali version includes performance-oriented suspension features that help make handling and ride quality better for a vehicle its size. 6. Tech & Safety Many examples include safety tech like blind-spot monitoring, lane aids, forward braking alerts, and a head-up display, which were fairly advanced for a 2017 model.