The R1 Concepts drilled-and-slotted black brake rotor for 2008–2010 Chevrolet Cobalt (rear left) is a replacement rotor with drilled and slotted surfacing meant to help move water and debris away from the pad contact area. Finished in black for a tidy installed look, this rear-left rotor fits the specified Cobalt applications when replacing worn rear braking parts.
R1 08-10 Chevrolet Cobalt Rear Left Drilled & Slotted Black Brake Rotor