2009 Arctic Cat 150 ATV Service Manual, Page 47Get this manual
Servicing Center Crankcase Components To disassemble the main shaft, use the following procedure1Remove the spacer (A), washer (B), forward gear (C), and forward gear bushing (D)TR145A
2Remove the forwardreverse shift dog (E); then remove the snap ring (F)TR142A
2Inspect the transmission shafts, bushings, and bearings for excessive wear or discoloration3Check splines for excessive wear or twisting