While we’re quite content with the Grand Cherokee SRT and its off-road rated Trailhawk version (which has just returned for 2017!), we couldn’t help but wonder. What would it be like to drive a variant with the Hellcat SRT’s supercharged HEMI? Now, we’re getting our wish. Meet the 707-horsepower Grand Cherokee Trackhawk—an AWD performance SUV, and the most powerful Jeep model out there.