DBA’s mid-series enhanced performance rotor features Thermal Stability Profiling for improved heat handling and Thermo-Graphic paint markings for effective heat monitoring. The unique 6x6 Wiper Slot is designed to efficiently clear the gases, dust and debris, resulting in a cleaner disc surface for better braking while maintaining maximum friction. 4000 series rotors also incorporate the innovative Kangaroo Paw ventilation design, which runs cooler, stronger and outperforms traditional straight vane disc rotors by up to 20%. Designed for the performance street and motorsport enthusiast.