The DFC rear GeoSPEC coated rotor for 2013–2021 BMW 428i is a dimpled and slotted replacement supplied ready to install. Precision cut and 100% mill-balanced, the rotor uses premium G3000/G11H18 iron castings and a GeoSPEC coating that provides superior corrosion protection over conventional painting. It’s manufactured to match OEM form, fit, and function while promoting consistent braking performance.
DFC 13-21 BMW 428i Rear GeoSPEC Coated Rotor - Dimpled and Slotted