Adjusting The Front Fork - Yamaha YZF660N 2022 Owner's Manual

Adjusting the front fork

WARNING
Always adjust the spring preload on
both fork legs equally, otherwise
poor handling and loss of stability
may result.
Each front fork leg is equipped with a
spring preload adjusting bolt, the right
front fork leg is equipped with a re-
bound damping force adjusting screw
and the left front fork leg with a com-
pression damping force adjusting
screw.
NOTICE
To avoid damaging the mechanism,
do not attempt to turn beyond the
maximum or minimum settings.
Spring preload
Turn the adjusting bolt in direction (a)
to increase the spring preload.
Turn the adjusting bolt in direction (b)
to decrease the spring preload.
EAU76345
(a) (a) (a)
EWA14671
1. Spring preload adjusting bolt
The spring preload setting is deter-
mined by measuring distance A,
shown in the illustration. The shorter
distance A is, the higher the spring pre-
load; the longer distance A is, the lower
ECA10102
the spring preload.
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1. Distance A
Instrument and control functions
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( ) ( ) ( )
Rebound damping force
The rebound damping force is adjust-
ed on the right fork leg only.
Turn the adjusting screw in direction (a)
to increase the rebound damping
force.
Turn the adjusting screw in direction (b)
to decrease the rebound damping
force.
To set the rebound damping force, turn
the adjuster in direction (a) until it
stops, and then count the clicks in di-
rection (b).
TIP
Be sure to perform this adjustment on
the right fork leg.
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Spring preload setting:
Minimum (soft):
Distance A = 19.0 mm (0.75 in)
Standard:
Distance A = 14.0 mm (0.55 in)
Maximum (hard):
Distance A = 4.0 mm (0.16 in)
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