2025 Yukon Denali Ultimate Specs. The motortrend buyer's guide has the 2025 gmc yukon denali specs you need, from dimensions and cargo space to power and mpgs. The suv’s headlights and taillights can now play.

The 2025 yukon ranges in power from the elevation with 355 horsepower to the denali ultimate with 420 horsepower. This engine is standard on at4 ultimate, denali, and denali ultimate trims, and is optional on the at4.