Yamaha YXR70FX Service Manual page 133

ADJUSTING THE REAR SHOCK ABSORBERS
a
b
c
For models equipped with gas-oil damper
shock absorbers
WARNING
_
Always adjust the spring preload, rebound
damping force and compression damping
force of both rear shock absorbers to the
same setting. Uneven adjustment can
result in poor handling and loss of stability.
1. Adjust:
• spring preload
1
M MMM M MMM
a. Elevate the rear wheels by placing a suit-
able stand under the frame.
3
b. Loosen the locknut 1 with the ring nut
2
wrench 2.
c. Turn the adjusting ring 3 in direction a or
b.
Direction a
Direction b
Adjusting length c
Standard: 63.5 mm (2.50 in)
Minimum: 63.5 mm (2.50 in)
Maximum: 78.5 mm (3.09 in)
TIP:
_
Be sure to remove all dirt and mud from
around the locknut and adjusting ring before
adjusting.
NOTICE
_
Never attempt to turn the adjusting ring
beyond the maximum or minimum setting.
d. Tighten the locknut to specification.
3 - 49
CHK
ADJ
M M MMM M M MMM M M MMM M
Ring nut wrench
90890-01268
Spanner wrench
YU-01268
Spring preload is
increased (suspension
is harder).
Spring preload is
decreased (suspension
is softer).
Locknut
42 Nm (4.2 m · kg, 30 ft · lb)
M MMM M MMM