The R1 Concepts drilled-and-slotted black brake rotor for 2011–2016 BMW Z4 (front left) is offered for that application. It includes the drilled-and-slotted surface and black finish indicated in the listing, intended as a replacement rotor for routine service. Check your Z4 production year and left-front fitment before purchasing to confirm compatibility.
R1 11-16 BMW Z4 Front Left Drilled & Slotted Black Brake Rotor