RK Standard Kit Derbi 50 SENDA SM X RACE X TREME 06 14 Morris Make Model Engine Variant Year Notes JTKYTTR9B Make Model Engine Variant Year Notes Honda CRF 250 R 2018 Honda CRF 250 R 2019 Honda CRF 250 R 2020 Honda CRF 250 R 2021 Honda CRF 250 R 2022 Honda CRF 250 R 2023 Honda CRF 250 R 2024 Honda CRF 250 R4 ME10A 2004 Honda CRF 250 R5 ME10A 2005 Honda CRF 250 R6 ME10A 2006 Honda CRF 250 R7 ME10A 2007 Honda CRF 250 R8 ME10A 2008 Honda CRF 250 R9 ME10A 2009 Honda CRF 250 RA ME10A 2010 Honda CRF 250 RB ME10A 2011 Honda CRF 250 RC ME10A 2012 Honda CRF 250 RD ME10A 2013 Honda CRF 250 RE ME10A 2014 Honda CRF 250 RF ME10A 2015 Honda CRF 250 RG ME10A 2016 Honda CRF 250 RK ME10A 2017 Honda CRF 250 RX ME12A 2019 Honda CRF 250 RX ME12A 2020 Honda CRF 250 RX ME12A 2021 Honda CRF 250 RX ME12A 2022 Honda CRF 250 RX ME12A 2023 Honda CRF 250 RY 2021 Honda CRF 450 R PE07A 2020 Honda CRF 450 R7 PE05A 2007 Honda CRF 450 R8 PE05A 2008 Honda CRF 450 R9 Efi PE05A 2009 Honda CRF 450 RA Efi PE05A 2010 Honda CRF 450 RB Efi PE05A 2011 Honda CRF 450 RC Efi PE05A 2012 Honda CRF 450 RD Efi PE05A 2013 Honda CRF 450 RE Efi PE05A 2014 Honda CRF 450 RF Efi PE05A 2015 Honda CRF 450 RG Efi PE05A 2016 Honda CRF 450 RH Efi PE07A 2017 Honda CRF 450 RJ Efi PE07A 2018 Honda CRF 450 RK PE07A 2019 Honda CRF 450 RWE 2019 Honda CRF 450 RWE 2020 Honda CRF 450 RX Supermoto 2017 Honda CRF 450 RX Supermoto 2019 Honda CRF 450 RX Supermoto 2020 Honda CRF 450 RXJ Enduro 2018 corrosion and road tests were also passed with flying colours and the customer feedback also helped refine the final product of our labours to perfection RK Standard Kit Derbi 50 SENDA SM X RACE X TREME 06 14 Contains: Sprocket Front RK C2143 12 JTF1129 Afam 49101 RK Chain and Sprocket Kit Box RK 420SB 130 Chain Sprocket Rear RK B2127 53 JTR1131 Afam 47103