Yamaha YFZ50 2019 Owner's Manual page 41

ECB01091
NOTICE
Never turn the adjusting mechanism beyond
the minimum and maximum settings.
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.
1
(a)
1. Spring preload adjusting ring
2. Position indicator
1 2
3 4
5
2
(b)
TIP
A special wrench can be obtained at a Yamaha
dealer to make this adjustment.
1
1. Special wrench
Spring preload setting:
Minimum (soft):
1
Standard:
1
Maximum (hard):
5
4-14
4