The thirteen Ls650p 2000 (y) (e01) Crank Balancer component parts are all listed in this schematic.
A sample from the products for the Crank Balancer include: Race,crank Balancer Driven Gear, Shim(20x28x0.5), Bearing(20x47x14), Shaft,crank Balancer.
Of all the components used in this assembly the Gear,crank Balancer Driven is the most expensive.