The G2 Core Bbk Gives Your Lifted Jeep JK, With Oversized Tires, The Braking Power It Needs To Safely Stop And Be In Control In Mild And Emergency Braking Conditions. The Oversized Rotors (Front And Rear) With The Larger Caliper Brackets, Push Your Oe Calipers Further From The Centerline Of The Wheel And Creates More Leverage To Increase The Stopping Power. The Oversized Rotors Are Slotted And Drilled To Improve Heat Dissipation And Allow For More Surface Contact With The Brake Pads. The Performance Brake Pads Are Rotor Friendly And Dyno Tested For Maximum Performance And Service Life.