Some items from this specific schematic: Piston, Shaft Comp,balanc, Brg,roller, Brg,ball 17x40x12.
Of all the components used in this assembly the Crank Shaft Comp is the most expensive.
This Crank Shaft/piston diagram displays the required parts for the Trx680fa 2010 (a) Australia Crank Shaft/piston.