The sixteen Gsf600s 1996 (t) (e02 E04 E17 E18 E22 E24 E25 E34) Seat (model T/v/w) component parts are all listed in this schematic.
The most expensive part in this assembly is the Seat Assy.
The component with the lowest price in the SEAT (MODEL T/V/W) schematic is the Cushion.