Adjusting The Rear Shock Absorber Assembly - Yamaha YFM25RB Owner's Manual

Adjust the spring preload as follows.
Turn the spring preload adjusting ring in direction
(a) to increase the spring preload and thereby
harden the suspension, and in direction (b) to de-
crease the spring preload and thereby soften the
suspension.
Align the appropriate notch in the adjusting ring
with the position indicator on the shock absorber.
4
(a)
1. Spring preload adjusting ring
2. Special wrench
3. Position indicator
TIP
A special wrench can be obtained at a Yamaha
dealer to make this adjustment.
1
(b) 2 3
Spring preload setting:
Minimum (soft):
1
Standard:
2
Maximum (hard):
5
EBU28243
1
Adjusting the rear shock absorber as-
sembly
The spring preload can be adjusted to suit the rid-
2
er's weight and the riding conditions.
ECB01090
NOTICE
Never turn the adjusting mechanism beyond
4 5
the minimum and maximum settings.
3
Adjust the spring preload as follows.
1. Loosen the locknut.
2. Turn the spring preload adjusting nut in direc-
tion (a) to increase the spring preload and
thereby harden the suspension, and in direc-
tion (b) to decrease the spring preload and
thereby soften the suspension.
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