The EBC Racing SG-grooved front left disc ring for 2016–2018 Ford Focus RS (Mk3) is a replacement component for EBC's fully-floating two-piece vented SD rotors, restoring braking surface and maintaining rotor flotation. This left ring fits 350 mm rotors, has 48 curved vanes, SG grooves, D65 max pad depth and 25/23 mm new/min thickness for direct swap.
EBC Racing 16-18 Ford Focus RS (Mk3) Front Floating SD-Rotor Replacement Left Disc Ring