Of all the components used in this assembly the Graphic Set 1 is the most expensive.
The component with the lowest price in the SIDE COVER schematic is the Screw, With Washer (34k).
Parts such as the Side Cover: Graphic Set 1, Band, Battery, Cover, Side 1, Box, Battery are included in the Ttr90e 2004 5hnm Ireland 1c5hn-100eb Side Cover parts fiche.
