The 2.5-mile track carved out of the forest has 700 feet of elevation changes to spice up the turns.
The Trackhawk devoured it all and never felt overly heavy or lumbering.
A 707-horsepower Jeep answers a question no one asked about SUV performance, and time will tell if it meets a demand no one knew was there. On this Jeep it is that easy, and the launch is that good.
The new torque reserve system makes it possible to hold the engine at 2,200 rpm and develop 6.4 psi of boost standing at the line.
The system prepositions the supercharger while cutting fuel to individual cylinders and manages the spark timing to generate a reserve of torque.
Other upgrades go from the standard 20-by-10-inch Titanium finish wheels with Pirelli Scorpion Verdes all-season tires to the lighter forged aluminum wheels with three-season Pirelli P-Zero tires.
From behind the wheel you look down at the bulging sculpted hood with dual heat extractors.
For comparison, the third-generation Porsche Cayenne S, unveiled recently, increased its horsepower to 440, though the automaker has yet to debut Turbo and Turbo S variants.“This is not just an engine swap of a Hellcat into a Grand Cherokee,” Tallon says.
The Trackhawk is instrumental in driving the growth of the global brand and rounds out the top end of the lineup.
FCA claims the Trackhawk will do the quarter mile in 11.6 seconds with a top speed of 180 mph, necessitating a speedometer that goes to 200 alongside the tachometer in the 7.0-inch instrument cluster.
The 8.4-inch Uconnect touchscreen is where you find the Trackhawk Performance Pages that confirm your track prowess.
Hold both feet steady, and then quickly dump the brake.
The front wheels will lift, your helmeted head will snap back, and the 5,300-pound SUV will shoot forward. You will never feel out of control with the traction that a four-wheel-drive vehicle provides.
Essentially, it gets the air moving while you are standing still so it is primed and ready for launch.