Some items from this specific schematic: Circlip (4g0), Gear, Primary Drive, Piston (std), Crankshaft.
The twenty-three Tz125 1998 4jt5 Switzerland 284jt-100e1b Crankshaft, Piston component parts are all listed in this schematic.
Of all the components used in this assembly the Crankshaft Assy is the most expensive.