The Jeep Grand Cherokee Trackhawk is a beast. This monster SUV packs a hefty punch, with a supercharged V8 that churns out over 720 horsepower. That kind of power is rare in the SUV segment, and it gives the Trackhawk to blast from zero to sixty mph in a mere 3 seconds. But it's not just about straight-line speed. The Trackhawk is also surprisingl