The Yz250 2019 B9u2 Europe 1ub9u-300e1 Rear Master Cylinder consists of eighteen pieces with the Rr. Master Cylinder Assy. being the most expensive.
The component with the lowest price in the REAR MASTER CYLINDER schematic is the Nut.
Some items from this specific schematic: Plate, Diaphragm, Screw, Pan Head, Holder, Brake Hose, Rr. Master Cylinder Assy..