The R1 Concepts drilled-and-slotted black brake rotor for 2010–2018 BMW 550i (left front) is listed as the replacement for that application. It features the described drilled and slotted surface and a black finish as shown in the catalog entry, intended for rotor service or replacement. Confirm your 550i year and left-front fitment before ordering to ensure proper compatibility.
R1 10-18 BMW 550I Left Front Drilled & Slotted Black Brake Rotor