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 ...

In April 2025, GMC Yukon deals include a nationwide lease ... the base Elevation trim gets a $300 increase while the AT4, AT4 Ultimate, Denali, and Denali Ultimate all cost $500 more.

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

As of this writing, GMC hasn't offered any range estimates for the Elevation and AT4. For model year 2025, the Sierra EV Denali with the Max Range pack is much obliged to deliver a GM-estimated ...