The Plate, Friction (nas) is the most widely applied product in the YZ450F 2003 5TA2 PORTUGAL 1B5TA-100E1 CLUTCH ( nine times ).
Some items from this specific schematic: Bolt, Flange(4my), Plate, Friction (nas), Nut (34l), Oil Seal (4g0).
This Primary Driven Gear Comp. is the most expensive of the items that make up this Clutch assembly.