Of all the components used in this assembly the Wheel Set,f*y106* is the most expensive.
The lowest price component in this Front Wheel parts-list fiche is the Nut,u,flange,10mm.
Some items from this specific schematic: Oil Seal,19x30.5x, Tire(michelin), Nut,u,flange,10mm, Oil Seal,19x30.5.