Some items from this specific schematic: Battery Assy(ytx9-bs,12v8ah), Protector(170x95x3.0), Cap,battery Plus, Wire,battery Minus.
Of all the components used in this assembly the Battery Assy(ytx9-bs,12v8ah) is the most expensive.
With six applications this Protector(170x95x3.0) is the most specified part.