The R1 Concepts Geo-Carbon drilled-and-slotted rotor for the left front of 2001–2006 BMW M3 models is a replacement rotor that pairs drilled holes with machined slots to assist pad contact and heat dissipation under braking. Specified for the M3 front left position, it’s intended for shoppers replacing worn rotors or refreshing the front braking surface on these BMW M3 vehicles.
R1 01-06 BMW M3 Left Front Drilled & Slotted Geo-Carbon Rotor