Honda GROM125/A 2020 Manual page 72

Drive Chain Adjusting the Drive Chain Slack
u
Turn both adjusting nuts an equal
5.
number of turns until the correct drive
chain slack is obtained. Turn the adjusting
nuts clockwise to tighten the chain. Turn
the adjusting nuts counterclockwise to
provide more slack.
Adjust the slack at a point midway
between the drive sprocket and the
driven sprocket.
Check the drive chain slack.
Check rear axle alignment by making sure
6.
the chain adjuster index marks align with
the rear edge of the adjusting slots.
Both marks should correspond. If the axle
is misaligned, turn the right or left
adjusting nuts until the marks are aligned
and recheck chain slack.
70
7.
Torque: 44 lbf·ft (59 N·m, 6.0 kgf·m)
8.
9.
If a torque wrench was not used for
P. 68
installation, see your dealer as soon as
2
possible to verify proper assembly.
Improper assembly may lead to loss of
braking capacity.
Tighten the rear axle nut.
Tighten the drive chain adjusting nuts
lightly, then hold the adjusting nuts and
tighten the lock nuts.
Recheck drive chain slack.