The lowest price component in this Valve(s) parts-list fiche is the Collet.
The Collet is the most widely applied product in the ZG1400CAF CONCOURS 14 2010 USA / ABS Valve(s) ( thirty-two times ).
Some items from this specific schematic: Retainer-valve Spring, Shim,t=1.90, Shim,t=2.375, Shim,t=2.70.