The Cushion is the lowest priced item on this Seat Tail Box (gsx-r600xk5) schematic.
This Seat Tail Box (gsx-r600xk5) diagram displays the required parts for the Gsxr600 2004 (k4) Usa (e03) Seat Tail Box (gsx-r600xk5).
Of all the components used in this assembly the Box Assy,seat Tail(blue) is the most expensive.