The latest in sport discs feature wide aperture slots that draw cool air into the braking contact area and reduce temperatures preventing brake fade. Dimple drilling avoids stress cracks and the thermic black coating provides great looks whilst still providing high performance EBC sport discs now feature reduced 3 slot venting which provides slightly less air noise under heavy braking whilst still maintaining the benefits of cooler running with the full width slot design. Front Solid Or Vented: Vented Front Number of Bolt Holes: 8 Front Diameter (mm): 331 Front Height (mm): 143 Front Thickness New/Min (mm): 30/28 PLEASE NOTE, THE LISTING IMAGE IS GENERIC. Depending on stock manufacturing date, coating finish may differ.