The twenty Dr600r 1987 (h) (e02 E04 E06 E15 E16 E17 E18 E22 E24 E25 E34 E53 Front Calipers component parts are all listed in this schematic.
A sample from the products for the Front Calipers include: Piston Set,calipers, Shim, Boot, Dust Seal,piston.
The lowest price component in this Front Calipers parts-list fiche is the Nut,slide Pin.