The R1 Concepts Geo-Carbon drilled-and-slotted rotor for 2009–2017 BMW 550i GT xDrive (left front) is made for that left-front all-wheel-drive Gran Turismo application. Its drilled and slotted surface supports heat dispersion and pad debris evacuation, helping restore a uniform braking face when replacing a worn front rotor. The rotor is specified for the listed 550i GT xDrive models.
R1 09-17 BMW 550I Gt Xdrive Left Front Drilled & Slotted Geo-Carbon Rotor