DBA4217S DBA Brake Disc Rotor Single 4 T3 Slot KP BF XR6 & XR8 + Territory Front DBA T3 Club Spec Slotted rotors are ideal for fast road applications. Using DBA's patented race technologies the T3 range of slotted rotors will provide exceptional performance with smooth and quiet braking, even under the most extreme conditions. Features: Tri-Symmetrical T3 slotted rotor designed to dampen harmonics (noise), increase pad 'bite' and improve pedal feel.