The DFC Geomet-coated drilled left-front rotor for 1998–2012 Porsche Cayman is a hi‑carbon alloy replacement designed for consistent braking and thermal control. It uses premium G3000/G11H18 iron castings and OE vane configuration for optimal heat dissipation, is precision mill-balanced to minimize vibration, and features a fine-turned 16 RMS finish and Geomet corrosion coating with DTV 0.10 mm and lateral runout 0.50 mm limits.
DFC 98-12 Porsche Cayman Left Front Drilled Hi-Carbon Alloy Geomet Coated Rotor