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: Derbi GPR 125 4T 2009-2010 Suzuki GN125 1982-1984 2012-2022 GN125 Farm 2012-2014 GS125ES 1983-1985