1997-2004 Honda Fourtrax Recon TRX250TE/TM Service Manual, Page 283Get this manual
REAR DRIVING MECHANISM To reassemble, first install the pinion spacerNOTE :
When the gear set, pinion bearing andlor gear case
has been replaced, use 2.0 mm (0.08 in) thick spacerPlNIONGEAR
# 80 gear oil to the bearing
Press the bearing onto the drive pinion with its groove side facing out using the special tools as shown
Driver, 40 mm .0
Attachment, 30 mm .0