1999 2000 2001 Jeep Cherokee XJ FRONT Brake Disc Rotor +Hawk HPS Counter Sunk to prevent from cracking. Double Disc Ground for better braking. Drilled and Slotted to provide the most cooling. Shortest Stopping distances and better wet weather braking. No modification is nessecary. Zinc coated to prevent from rusting. Hawk HPS Pads are designed to exceed the OEM formula y 35%. Low Noise and Low Dust, Fade Resistant,More Torque.