Of all the components used in this assembly the Gear-assy,final,m.sil is the most expensive.
A sample from the products for the Drive Shaft/final Gear include: Spring,drive Shaft, Bolt, Ring-o,61.6mm, Spacer,drive Shaft.
The Nut,flanged,8mm,black is the lowest priced item on this Drive Shaft/final Gear schematic.