This DFC GeoSPEC drilled-and-slotted front rotor fits 2013 BMW 135iS applications and arrives ready to install without pre-degreasing. Precision-cut and mill-balanced, it uses premium iron castings and a corrosion-resistant coating that improves durability over conventional painting. The drilled and slotted design aids break-in and heat management while matching OEM form, fit and function for a reliable replacement rotor.
DFC 13-13 BMW 135IS Front Drilled GeoSPEC Coated Rotor and Slotted