The R1 Concepts slotted black brake rotor for the rear left of Mercedes‑Benz E320 (1998–2003) is a replacement rotor with slotting and a black finish for the designated wheel position. Sold as a single rear-left unit, it’s intended to match the rotor type and wheel-side fitment for E320 models across those years, providing a straightforward replacement option shown in the product listing.
R1 98-03 Mercedes-Benz E320 Rear Left Slotted Black Brake Rotor