MTX OE Steel sprockets are strong and durable, heat-treated and hand-finished for longevity. Front sprockets are constructed from SCM420 chromoly steel alloy where rear sprockets are constructed from C45 high carbon steel with a Zinc electroplated finish. Designed as an OEM replacement to exceed OEM specifications at a fraction of the price, making them your ideal cost-effective solution for replacing old worn and warped sprockets. OEM replacement Exceeds OEM specifications Heat treated and hand finished Pitch: 520 Teeth: 50
Fits: BETA RR125 2T 2019-2021 RR125 2T RACING 2021 RR400 4T 2013 Honda CR250R 1996-2002 2004 CRF230F 2003-2020 CRF230L 2008-2015 CRF250L 2012-2020 CRF250L RALLY 2017-2021 CRF250R 2011-2013 2015-2021 CRF300 RALLY 2021-2022 CRF300L 2021-2022 CRF450R 2002-2003 CRF450RX 2017-2020 CRM250AR 1991-1999 XR250L 2002-2008 XR650L 1993-2012