DBA’s Street Series rotors feature: Kangaroo Paw ventilation-144 diamond and tear drop pillar ventilation system increases surface area resulting in greater heat dissipation This results in increased braking effectiveness and reduced brake fade, Direct replacement suitability, CBN -Cubic Boron Nitride machined turned provides lower Disc Thickness Variation and parallelism resulting in less occurrence of brake shudder, Moisture proof corrosion protection packaging