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: Honda CBR125R 2011-2015 CRF250L 2012-2020 CRF250L RALLY 2017-2021 CRF250LA ABS 2018-2020 CRF300 RALLY 2021-2022 CRF300L 2021-2022 MSX125 Grom 2014-2022 Suzuki GSX150 2018-2019 GSX150DF 2021 GSX150DFZ 2022 GSX150F 2018-2019 GSX150FDF 2021-2022