2014-2021 BMW i3. Disc Brake Rotor (Rear) Construction: Full Cast. Disc Brake Rotor (Rear) Stud/Lug Hole Quantity: 5. Z23 Daily Driver Carbon-Fiber Ceramic Brake Pad and Drilled & Slotted Rotor Kit. Disc Brake Rotor (Front) Stud/Lug Hole Quantity: 5.
