Honda CBR125R Owner's Manual page 277

Drive in new right crankshaft bearing into the right
crankcase with the marked side facing up until it is
fully seated using the special tools.
TOOLS:
Driver
Attachment, 72 x 75 mm
Pilot, 35 mm
Install the crankshaft (page 12-11).
BALANCER/TRANSMISSION BEARING
Remove the following:
– Crankshaft/balancer (page 12-8)
– Transmission (page 12-12)
RIGHT CRANKCASE SIDE
Remove the bolts and mainshaft bearing setting
plate.
Drive out the mainshaft and balancer bearings.
Remove the countershaft bearing using the special
tools.
TOOLS:
Bearing remover head, 15 mm
Bearing remover shaft
Remover weight
CRANKSHAFT/BALANCER/TRANSMISSION
RIGHT SIDE:
07749-0010000
07746-0010600
07746-0040800
BALANCER BEARING
PLATE
07936-KC10200
07936-KC10100
07741-0010201
WEIGHT
DRIVER
ATTACHMENT
BEARING
MAINSHAFT BEARING
SHAFT
PILOT
BOLTS
HEAD
12-19