Parts such as the Front Wheel: Bolt,brk Disk 8x24, Dust Seal,19x22.5, Nut,wheel, Pin,split,3x25 are included in the Trx680fa 2008 (8) Australia Front Wheel parts fiche.
The lowest price component in this Front Wheel parts-list fiche is the Pin,split,3x25.
Of all the components used in this assembly the Wheel Sub *type1* is the most expensive.