Adjusting The Front Fork - Yamaha YZF R1 2021 Owner's Manual

Instrument and control functions

Adjusting the front fork

NOTICE
 Use extra care to avoid scratch-
ing the anodized finish when
making suspension
ments.
 To avoid damaging the suspen-
sion's internal mechanisms, do
5
not attempt to turn beyond the
maximum or minimum settings.
YZF-R1
This model is equipped with adjustable
suspension. The spring preload, re-
bound damping force, and compres-
sion damping force of each leg can be
adjusted.
WARNING
Always adjust both fork legs equally,
otherwise poor handling and loss of
stability may result.
Spring preload
Turn the adjusting nut in direction (a) to
increase the spring preload.
Turn the adjusting nut in direction (b) to
EAU66478
decrease the spring preload.
ECA22472
To set the spring preload, turn the ad-
juster in direction (b) until it stops, and
then count the turns in direction (a).
adjust-
1
(a)
1. Spring preload adjusting nut
Spring preload setting:
Minimum (soft):
0 turn(s) in direction (a)
Standard:
EWA10181
6 turn(s) in direction (a)
Maximum (hard):
15 turn(s) in direction (a)
TIP
When turning the spring preload ad-
juster in direction (a), it may turn be-
yond
however such adjustments are ineffec-
tive and may damage the suspension.
(b)
Rebound damping force
Turn the adjusting bolt in direction (a)
to increase the rebound damping
force.
Turn the adjusting bolt 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).
5-40
the stated specifications,