primary(front clutch):

weight centirfugal type

parameter about drive gear:  z=22 m=1.75  α=17.5°

sub(rear clutch):

wet and multi-friction discs clutch

parameter about dirven gear: z=73 m=1.75 α=17.5°

fix dimension of center:

rectangle spline:teeth number=6 width teeth=4 outer diameter=Φ17  inner diameter=Φ14.5

combination rotate speed: 1800-2100rpm

suitable engine:

ATV250CC

CX-ATV250 CLUTCH