Perio
d
ic maintenance an
d
a
d
justment
8-25
8
5. If distance A is incorrect, adjust it
as follows.
NOTICE:
Improper
d
rive chain slack will overloa
d
the en
g
ine as well as other vital
parts of the motorcycle an
d
can
lea
d
to chain slippa
g
e or
b
reak-
a
g
e. If
d
istance A is more than
55.0 mm (2.16 in), the chain can
d
ama
g
e the frame, swin
g
arm,
an
d
other parts. To prevent this
from occurrin
g
, keep the
d
rive
chain slack within the specifie
d
limits.
[ECA23070]
EAU74260
To a
d
just the
d
rive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack.
1. Loosen the axle nut and the lock-
nut on each side of the swingarm.
2. To tighten the drive chain, turn the
drive chain slack adjusting bolt on
each side of the swingarm in di-
rection (a). To loosen the drive
chain, turn the adjusting bolt on
each side of the swingarm in di-
rection (b), and then push the rear
wheel forward.
TIP
Using the alignment marks on each
side of the swingarm, make sure that
both drive chain pullers are in the same
position for proper wheel alignment.
1. Drive chain guide
2. Distance A
Distance A:
43.0–48.0 mm (1.69–1.89 in)
1
2
1. Locknut
2. Axle nut
2
1
1. Drive chain slack adjusting bolt
1. Drive chain puller
2. Position indicator
3. Alignment marks
1
(b)
(a)
2
3
1
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