Of all the components used in this assembly the Cushion Assy Rr is the most expensive.
The component with the lowest price in the REAR SHOCK ABSORBER schematic is the Nut,hex.14mm.
Some items from this specific schematic: O-ring,5.6x1.9, Bush,rr,cush, Nut,rr Cushion Up, Circlip,in.66.