GAS GAS EC 350F, Owner'S Manual

Page: 45 / 150

TUNING THE CHASSIS 11
43
11.9 Adjusting the spring preload of the shock absorber
Caution
Risk of injury Parts of the shock absorber will move around if the shock absorber is detached incorrectly.
The shock absorber is filled with highly compressed nitrogen.
–
Please follow the description provided. (Your authorized GASGAS Motorcycles workshop will be glad to help.)
Info
Before changing the spring preload, make a note of the present setting, e.g., by measuring the spring length.
Preparatory work
–
Raise the motorcycle with a lift stand. ( p. 48)
–
Remove the shock absorber. ( p. 56)
–
After removing the shock absorber, clean it thoroughly.
402659-10
Main work
–
Loosen screw
1
.
–
Turn adjusting ring
2
until the spring is no longer under tension.
Hook wrench (90129051000)
Info
If the spring cannot be fully released, the spring must be
removed to accurately measure the spring length.
–
Measure the total spring length while the spring is not under ten-
sion.
–
Tension the spring by turning adjusting ring
2
to specified dimen-
sion
A
.
Guideline
Spring preload 10 mm (0.39 in)
Info
Depending on the static sag and/or the riding sag, it may be
necessary to increase or decrease the spring preload.
–
Tighten screw
1
.
Guideline
Screw, shock absorber
adjusting ring M5 5 Nm (3.7 lbf ft)
Finishing work
–
Install the shock absorber. ( p. 58)
–
Check the free travel of the foot brake lever. ( p. 83)
–
Remove the motorcycle from the lift stand. ( p. 48)