The S3 sintered compound is optimal for street bikes, dual sport, touring, cruisers. It's recommended on applications with rather larger engines or for people who ride harder than average and want the great stopping power of a sintered brake pad. Fits: Suzuki GSX1100F 1988-1995 GSX1100G 1991-1994 GSX600F KATANA 1988-1997 GSX750F 1989-1997 VX800 1990-1993