1981-1984 Official Honda ATC250R Shop Manual, Page 156Get this manual
r:::iiJ HONDA REAR WHEELBRAKEDRIVE MECHANISM
ATe 250R
REAR AXLE
REMOVAL
Remove the rear brake panel (Page 12-4)_ Remove the final driven sprocket (Page 12-10)Withdraw the axle shaft towards the right
AXLE SHAFT
INSPECTION
Place the rear axle in V-blocks and measure the runoutThe actual runout is 12 of the total indicator reading