We're a Zongshen dealer here in California.  Should anyone on the forum be in need of Zongshen 250 GS parts, give us a call.  I do realize that they can be hard to find.  If we don't have them in stock, we can find them for you.  Also, we can ship them out to you as well.  Ask for John.

FE Motorsports
2916 S. Santa Fe Ave.
LA, CA  90058
(323) 588-6634