Yamaha YZF-R1 Owner's Manual page 37

Spring preload
1. Special wrench
2. Spring preload adjusting ring
3. Position indicator
To increase the spring preload and
thereby harden the suspension, turn
the adjusting ring in direction (a). To de-
crease the spring preload and thereby
soften the suspension, turn the adjust-
ing ring in direction (b).
NOTE:
G
Align the appropriate notch in the
adjusting ring with the position in-
dicator on the shock absorber.
G Use the special wrench included in
the owner's tool kit to make the ad-
justment.
INSTRUMENT AND CONTROL FUNCTIONS
Spring preload setting:
Minimum (soft):
1
Standard:
5
Maximum (hard):
9
Rebound damping force
1. Rebound damping force adjusting screw
To increase the rebound damping force
and thereby harden the rebound damp-
ing, turn the adjusting screw in direction
(a). To decrease the rebound damping
force and thereby soften the rebound
damping, turn the adjusting screw in di-
rection (b).
3-23
Rebound damping setting:
Minimum (soft):
20 click(s) in direction (b)*
Standard:
12 click(s) in direction (b)*
Maximum (hard):
3 click(s) in direction (b)*
* With the adjusting screw fully turned
in direction (a)
Compression damping force
1. Compression damping force adjusting bolt
(for fast compression damping)
2. Compression damping force adjusting bolt
(for slow compression damping)
Compression damping force (for fast
compression damping)
To increase the compression damping
force and thereby harden the compres-
sion damping, turn the adjusting bolt in
3