2005-2009 Honda TRX400EX/TRX400X Service Manual, Page 201Get this manual
CRAN KCASEITRANSMISSIONCRANKSHAFT RIGHT CRANKCASE BEARING REPLACEMENT Remove the two bolts and bearing setting plateDrive the crankshaft, mains haft and cou ntershaft bearings of the right crankcaseThe coun ershaft bearing is removed with the oi sealBOLTS
Remove the balance bearing using the special tools TOOLS:
Remover shaft, 15 mm Remover head, 15 mm Bearing re over, 15 mm Remover weight
07936-KC10100 07936-KC 10200 07936-KC10500 (U.S.A only) 07741-0010201 or 07936-3710200 or 07936-371020A
Align (he curou with he oil passage rn rhe crankcase
Ap ly engine oi to the outer sllrface of new coun ershaft oil sealInstall the cou ntershaft oil sea wi th the lip side facing up into the right crankcase, using 24-mm socketDrive new co nters haft bearing with the sea led side facing down, using the special toolsTOOLS: