Factory Image Racing (FIR) This chain tensioner is designed as a direct OEM replacement and is manufactured to meet or exceed original equipment standards. Engineered with tight tolerances, it ensures a precise fit for a range of Honda motorcycle models. This component is suitable for numerous CRF, XR, CB, CBR, CBF, and CMX models spanning multiple years. Features: Direct OEM replacement Manufactured to the tightest tolerances for a better fit Designed for cost-effective replacement Please check the image before ordering to avoid mistakes Cross-Reference OEM Part Numbers FMX-005-1001 14520-KRN-671 Vehicle Fitments Honda CRF150R 2007–2021 Honda CRF150RB 2007–2021 Honda CRF250R 2004–2017 Honda CRF250X 2004–2017 Honda CRF450R 2004–2022 Honda CRF450X 2005–2022 Honda CRF450RX 2017–2022 Honda CRF450RWE 2019–2022 Honda CRF450L 2019–2020 Honda CRF450RL 2021–2022 Honda XR400R 1996–2004 Honda CB300F 2015–2016 Honda CRF300L/Rally/ABS 2021–2022 Honda CRF250L/Rally/ABS 2017–2020 Honda CBR300R 2015–2022 Honda CB300F 2015–2018 Honda CB300R 2019–2020 Honda CBF300N 2019–2022 Honda CBR125R/RW/RS 2004–2010 Honda CBR250R 2011–2013 Honda CRF250L 2012–2016 Honda CMX300/500 2020–2022