The DBA 4000 Series slotted rear rotor for 1994–2004 Mustang Cobra/Bullitt/Mach 1 is a single-piece performance replacement rotor built from high-carbon, heat-treated iron with DBA's Kangaroo Paw ventilation and Tri-symmetrical slotting. The 4000 Series T3 adds the patented bi-directional T3 slot design to help manage gas and surface debris. It's presented as a direct replacement rotor for the listed Mustang applications.
DBA 94-04 Mustang Cobra/Bullitt/Mach1 Rear Slotted 4000 Series Rotor