Coupling Shaft 85 mm Puch V3

Suitable example of MV50 with motornr higher than 9751717, VZ50 higher than 9325037, DS50 higher than 9037408. 1976 or later if we are to simplify, fits all N50 etc.Change this if the edges of the chamfered part is getting worn out so you get a better clutch performance. No. 7 on the spare image.