Hi don'tfeelcold.Found sth that might help.Look for parts A-3125
from Team Losi for the GTX truck(in fact they are the same for every losi vehicle using the same'ol single disk slipper clutch(look at the exploded view here:
http://www.teamlosi.com/pdfs/exploded/gtx.pdf).Just test fitted them on my trinity switchblade and they are ok.
Good Luck!