The component with the lowest price in the TRANSMISSION schematic is the Ball-steel,5/32.
In this schematic the "Ball-steel,5/32" is used most often.
A sample from the products for the Transmission include: Sprocket-output,15t,#, Gear,input 6th,27t, Bushing,out 3rd&4th G, Washer,29.9x40x1.5.