Fulcrum Spoke R4D R4F-DS285 4pc Front LH / Rear RH

To identify the Fulcrum part code that you require, please see the fulcrum parts catalogues avaiaible here:

Fulcrum Spare Parts Catalogues

And if you're not sure what model year the wheel is, you can use the Fulcrum catalogues here:

Fulcrum Wheel Catalogues