Did you remove the clutch side cover? If you remove it, you will see the front clutch. Just send out the nut on it. Yamaha is generally the front clutch 17, and the rear clutch 19 ... The domestic machine should be the same.
Remove the clutch side cover first, and then remove the nut on it. Remember to align the nut before locking it.
The clutch side cover of domestic Yamaha engine is hexagonal, with low strength and easy disassembly ... Hehe, the screw made in Japan was 10 before. That screw is too tight. The air cannon can't be punched out ... only a sledgehammer and an impact screwdriver can be used ... The screw is at least twice as tight as the internal screw on Honda CBX250. ......