2003 Yamaha YFM400FAR Kodiak Factory Service Manual, Page 209Get this manual
MIDDLE GEAR G Install
each bearings onto the yoke
CAUTION:
Check each bearingThe needles can easily fall out of their racesSlide the yoke back and forth on the bearings; the yoke will not go all the way onto bearing if needle is out of placeG Press
each bearing into the U-joint using suitable socket