The component with the lowest price in the GEAR CHANGE / RIGHT CRANKCASE schematic is the Washer,12mm Drain.
The sub assemblies and components that make up this Gear Change / Right Crankcase include this Crankcase Right, the most expensive part.
Some items from this specific schematic: Circlip,ex,12, Pinion Starter, Spring Pawl, Crankcase Right.