DS2500 is amongst the foremost high performance track day pads in the business. It is also suitable for some light duty front and many rear pure race applications. It offers excellent refinement for such a high performance pad. The main characteristics of DS2500 are: Track day & light race use for all vehicle types Road style refinement but with race material ability to withstand heat with respect to life and µ Average friction coefficient of 0.42 over working temperature range of 20°-500°C - not street legal - only for Racing purpose