2025 Yukon Xl Denali Ultimate Specs. See detailed specs, features, packages and dimensions by trim level for the 2025 gmc yukon xl. In markets like the us, there’s an even fancier denali ultimate that adds another eight speakers and massaging front seats, as well as unique interior trim.

We expect the 2025 gmc yukon xl to get the following changes and updates: See body style, engine info and more specs.