The most expensive part in this assembly is the Shaft,drive.
This TRANSMISSION (MODEL K1/K2/K3) assembly utilises two O Ring(d:1.9,id:19.8)(s) - the highest specified component.
A sample from the products for the Transmission (model K1/k2/k3) include: Chain Assembly Did520dm.11, Circlip, Gear,kick Starter Idle(nt:27), Shaft,counter(nt:15).