The component with the lowest price in the SEAT schematic is the Bolt, With Washer(3sh).
Some items from this specific schematic: Handle, Seat, Cover, Seat, Plug, Bolt, Flange.
The Xg250 2005 4d62 Greece 1d4d6-352s1 Seat consists of six pieces with the Semi-double Seat Assy being the most expensive.