The 2025 Yukon 4WD AT4 Ultimate w/SC comes equipped with a supercharged 6.2L V8 engine that produces around 420 horsepower and 460 lb-ft of torque. Interior view of the 2025 GMC Yukon AT4 Ultimate ...

The GMC Yukon is getting a tech-forward updated for ... system as an option or standard equipment on all trims. A new AT4 ...

Specifically, the GMC ... GMC's "AT4" version of the Yukon, too. Obviously, being top trims of their models, both vehicles offer an immense amount of comfort. It's ultimately the Denali Ultimate ...

Sierra 2500 represents the sixth model year of the fourth-gen GMC Sierra HD. Here's everything that's new and different about ...