PRO CIRCUIT Clutch Springs CRF450R 2021 CSH21450-CS Can Bus Handlebar Control Module CNC machine 3D cad brackets

CNC machine 3D cad brackets deliver precise fitment and unequal Graves Race Team development and testing

Chrome-plated cast aluminum

Places the magnet further into the transmission case where it can catch more metal shavings

FMF's Turbine Dampening Separator (TDS) baffle design eliminates the exhaust restriction associated with conventional spark arrestors

Black Cover

PRO CIRCUIT Clutch Springs CRF450R 2021 CSH21450-CS Can Bus Handlebar Control Module CNC machine 3D cad brackets12 15% stiffer than stock More positive clutch engagement Prevent clutch slipping Consistent spring performance Control how efficiently your clutch turns power into acceleration