EBC GD Sport slotted front rotors for the BMW Z4 3.0 (E89) are manufactured to OE grey cast iron specifications and, where produced in-house, are British made. These 3GD slotted sport rotors are vented, 330mm diameter and 24mm thick with a 79mm center hole and five-bolt pattern, offering slotting to help evacuate dust and gases and improve cooling under repeated use.
EBC 09+ BMW Z4 3.0 (E89) GD Sport Front Rotors