Yamaha MT09 Owner's Manual page 79

To adjust the drive 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.
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1. Axle nut
2. Locknut
2. To tighten the drive chain, turn the
drive chain slack adjusting bolt on
each side of the swingarm in direc-
tion (a). To loosen the drive chain,
turn the adjusting bolt on each side
of the swingarm in direction (b),
and then push the rear wheel for-
ward.
Periodic maintenance and adjustment
EAU57971
1. Drive chain slack adjusting bolt
TIP
Using the alignment marks and notch
2
on each side of the swingarm, make
sure that both drive chain pullers are in
the same position for proper wheel
alignment.
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1
(a)
(b)
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1. Notch
2. Alignment marks
3. Drive chain puller
6-24
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3. Tighten the axle nut, then the lock-
nuts to their specified torques.
Tightening torques:
Axle nut:
150 Nm (15 m·kgf, 108 ft·lbf)
Locknut:
16 Nm (1.6 m·kgf, 12 ft·lbf)
4. Make sure that the drive chain pull-
ers are in the same position, the
drive chain slack is correct, and
the drive chain moves smoothly.
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