The R1 Concepts drilled-and-slotted black brake rotor for 1991–1999 Mercedes‑Benz S420 (front right) is a replacement rotor specified for that wheel position. It includes the drilled-and-slotted braking surface and a black finish as described, matching the right-front fitment for Mercedes‑Benz S420 models from 1991 through 1999.
R1 91-99 Mercedes-Benz S420 Front Right Drilled & Slotted Black Brake Rotor