You need to know the frame and engine serial numbers to get title documents for your motorcycle.
You also need these numbers to help your dealer when you order parts.

The frame number 1 is stamped on the steering head as shown in the illustration. The engine serial number 2 Is stamped on the crankcase assembly.
Write down the serial numbers here for your future reference.
Tampering with noise control system prohibited
Location of labelsRear sprocket / rear sprocket mounting drum removal and installation
Removal
Remove the rear wheel assembly. Refer to “rear wheel assembly removal
and installation” in section 2d .
Loosen the rear sprocket nuts.
Draw out the rear sprocket mounting drum (1) along
with the rear sprocket (2) from the wheel hub.
Remove the rear sprocket n ...
Noise emission control system description
Tampering with the noise control system prohibited: local law or federal law
prohibits the following
acts or the causing thereof:
the removal or rendering inoperative by any person, other than for
purposes of maintenance, repair or
replacement, of any device or element of design in ...
Ecm removal and installation
Removal
Remove the frame covers. Refer to “exterior parts
removal and installation” in section 9d (page 9d-
6).
Disconnect the battery (–) lead wire.
Remove the tool set (1) and prop stay (2).
Disconnect the hose clamp (3) (e-33 only) and
starter relay (4).
Remo ...