The component with the lowest price in the SEAT schematic is the Bolt, Flange(8ab).
The Yamaha SEAT has twelve products enlisted in the schematic.
Parts such as the Seat: Seat Cover Assy, Semi-double Seat Assy, Washer, Plate (j18), Label, Caution are included in the Xt350c 1997 (v) California Seat parts fiche.