2004 Bombardier DS650/DS650 Baja/DS650 Baja X Shop Manual, Page 126Get this manual
Section 03 ENGINE Subsection 11 (TRANSMISSION)
SHIFTING MECHANISM
Removal
Remove engine from vehicleRefer to REMOVAL AND INSTALLATIONSeparate both crankcase housingsRefer to CRANKSHAFTBALANCER SHAFTPress shift pawl slightly outwards and withdraw shift shaft no1 with shift pawlRemove index lever no2 and index spring no3Remove shift fork shafts nos4 and from shift forks nos6, and 8Swivel shift forks outwards and removeWithdraw shift drum no9
Inspection
Check for: worn or scored shifting forks rounded engagement dogs and slots bent shift forks bent shift fork shafts worn tracks on shift drumMeasure the shift fork claw thicknessSHIFT FORK CLAW THICKNESS SERVICE LIMIT 3.45 mm (.136 in)