The R1 Concepts Geo-Carbon drilled and slotted brake rotor for 2004–2013 Mazda 3, rear left, is a wheel-position specific replacement. With a drilled-and-slotted Geo-Carbon surface, this rotor is specified for the rear left application across the listed Mazda 3 years. It is intended to replace the factory rotor with a part matched to that position and model range.
R1 04-13 Mazda 3 Rear Left Drilled & Slotted Geo-Carbon Rotor