The GiroDisc 368mm slotted rear rotor for 2014–2020 BMW M2, M3 and M4 (F8X with blue calipers) is a rear-specific replacement for those applications. The slotted surface aids in evacuating gases and debris from the pad interface to support consistent brake bite during repeated stops. It is intended as a direct rear rotor solution for the stated F8X configurations.
GiroDisc 14-20 BMW M2/M3/M4 (F8X w/Blue Calipers) 368mm Slotted Rear Rotors