The DFC Geomet-coated hi-carbon alloy front rotor for 2006–2013 BMW 135IS delivers OE-style stopping reliability and corrosion resistance as a direct replacement. Engineered from G3000/G11H18 iron castings with OE vane configuration for efficient heat dissipation, it’s precision mill-balanced to reduce vibration and fine-turned to 16 RMS to aid pad bedding. Geomet coating protects the surface; DTV ≤0.010 mm and lateral runout ≤0.050 mm.
DFC 06-13 BMW 135IS Front Hi-Carbon Alloy Geomet Coated Rotor