2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 241Get this manual
16REAR DRIVING MECHANISM SERVICE INFORMATION TROUBLESHOOTING AXLE SHAFT FINAL DRIVE REMOVAL FINAL DRIVE DISASSEMBLY! INSPECTION
16-1 16-2 16-3 16-4 16-6
FINAL GEAR CASE BEARING REPLACEMENT FINAL DRIVE ASSEMBLY FINAL DRIVE INSTALLATION
16-11 16-14 16-17
SERVICE INFORMATION
GENERAL
Perform the gear contact pattern and backlash inspection whenever you replace the bearings, gears or gear caseThe extension lines from the gear engagement surfaces should intersect at one pointProtect the gear case with shop towel or soft jaws while holding it in viseDo not clamp it too tight as it could damage
the gear caseWhen using the lock nut wrench, use deflecting beam type torque rench 20 inches longThe lock nut wrench es the torque wrench's leverage, so the torque wrench reading will be less than the torque actually applied to the lock nut.The specification given is the actual torque applied to the lock nut, not the reading on the torque wrenchDo not overtighten the lock nutThe specification later in the text gives both actual and indicated torqueReplace the ring and pinion gears as set