By mxdave, 1 October, 2006 Image My bike yz125 What uses think. Boyesen rad valve, Racing flywheel, Fmf Q pipe, Xgx graphics, Loads more ive put so much into that bike. nice nice bike, you should be racing it... I have sold it, I did race it I have sold it, I did race it. Just put the logos on it when i was selling it. thats pretty dang sick man thats pretty dang sick man what year that bike?? what year that bike??