Instrument an
d
control functions
5-43
5
YZF-R1
This model is equipped with adjustable
suspension. The spring preload, re-
bound damping force, fast compres-
sion damping force, and slow
compression damping force can be
adjusted.
NOTICE
ECA10102
To avoi
d
d
ama
g
in
g
the mechanism,
d
o not attempt to turn
b
eyon
d
the
maximum or minimum settin
g
s.
Sprin
g
preloa
d
1. Loosen the locknut.
2. Turn the adjusting nut in direction
(a) to increase the spring preload.
Turn the adjusting nut in direction
(b) to decrease the spring preload.
The spring preload setting is de-
termined by measuring distance
A. The longer distance A is, the
higher the spring preload; the
shorter distance A is, the lower the
spring preload.
Use the special wrench in-
cluded in the tool kit to make
the adjustment.
3. Tighten the locknut to the speci-
fied torque.
NOTICE:
Always
ti
g
hten the locknut a
g
ainst the
a
d
justin
g
nut, an
d
then ti
g
hten
the locknut to the specifie
d
torque.
[ECA10122]
Re
b
oun
d
d
ampin
g
force
Turn the adjusting bolt in direction (a)
to increase the rebound damping for-
ce.
Turn the adjusting bolt in direction (b)
to decrease the rebound damping for-
ce.
To set the rebound damping force, turn
the adjuster in direction (a) until it
stops, and then count the clicks in di-
rection (b).
1. Spring preload adjusting nut
2. Locknut
3. Special wrench
1. Distance A
(a)
(b)
1
2
3
1
Sprin
g
preloa
d
:
Minimum (soft):
Distance A = 77.5 mm (3.05 in)
Standard:
Distance A = 78.5 mm (3.09 in)
Maximum (hard):
Distance A = 85.5 mm (3.37 in)
Ti
g
htenin
g
torque:
Locknut:
28 N·m (2.8 kgf·m, 21 lb·ft)
UB3L11E0.book Page 43 Thursday, August 6, 2020 11:53 AM
