2004-2007 Yamaha ATV Raptor 50 YMF50S Service Manual, Page 152Get this manual
MIDDLE GEAR
2Check: O-ring Damage Replace bearings Pittingdamage Replace3Check: universal joint movement Roughness Replace universal joint
EBS00370
SELECTING MIDDLE DRIVEN GEAR SHIMS When the drive and driven gear, bearing housing assembly andor crankcase replaced, be sure to adjust the gear shim 11Select: middle driven gear shim 1
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