Parts such as the Accessory(tail Lamp): Bulb,12v20/5w, Clamp,hose, Wire-lead,tail Lamp, Lamp-tail are included in the Kaf540-c1 Mule2010 1990 Usa Accessory(tail Lamp) parts fiche.
Of all the components used in this assembly the Lamp-tail is the most expensive.
The most reasonably priced component used on the Kaf540-c1 Mule2010 1990 Usa Accessory(tail Lamp) is the Bolt-flanged.