2008-2010 Kawasaki KFX450R Factory Service Manual, Page 270Get this manual
9-22 CRANKSHAFTTRANSMISSION Transmission
Transmission Shaft Removal
Disassemble the crankcase halves (see Crankcase Disassembly)the rods [A] allowing Pull outfromshift shift drum [B]the shift fork guide pins to free the Remove the shift forks [C] Remove the shift drum
Pull out the drive shaft [A] and output shaft [B] together with their gears meshed