Similar compound as used in the USA NASCAR races. High Cold bite and EXTREME Hot bit. A PURE RACE BREED brake pad NOT for the street use. At 38ºC mu 0.55 and from 380ºC mu 0.68 all the way to 880ºC at mu 0.68!!!

made by RAYBESTOS ST-43, the most popular race pads used even in the WINSTON CUP races in the USA.

NOT TO BE USED WITH STOCK OEM ROTORS AS THE ROTORS WILL BE CHEWED UP and the PAD will only be 50% used!  Best matched with DUCTILE STEEL cast rotors.  Email us for your 2 piece DUCTILE STEEL CAST rotors with FORGED AL7075 alloy hats!