Yamaha YZF R1 2020 Owner's Manual page 67

YZF-R1
This model is equipped with adjustable
suspension. The spring preload, re-
bound damping force, fast compres-
sion damping force,
compression damping force can be
adjusted.
NOTICE
To avoid damaging the mechanism,
do not attempt to turn beyond the
maximum or minimum settings.
Spring preload
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.
and slow
ECA10102
1. Spring preload adjusting nut
2. Locknut
3. Special wrench
1
1. Distance A
Instrument and control functions
2
(b)
1
(a)
3
3. Tighten the locknut to the speci-
Rebound damping 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).
5-43
Spring preload:
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)
fied torque. NOTICE: Always
tighten the locknut against the
adjusting nut, and then tighten
the locknut to the specified
torque.
[ECA10122]
Tightening torque:
Locknut:
28 N·m (2.8 kgf·m, 21 lb·ft)
5