WP Suspension 12.18.0U.67, Owner'S Manual, Page: 21 / 28

TUNING THE CHASSIS 9
19
9.11 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 incor-
rectly.
The shock absorber is filled with highly compressed nitrogen.
–
Please follow the description provided. (Your WP Authorized Center will be pleased to assist you.)
M01828-10
–
Measure the full spring length while it is under tension and
note down the value.
–
Measure the total spring length while the spring is not under
tension.
Info
For this step, the spring needs to be removed.
–
Tighten the spring to the specified dimension by turning
screw
1
.
Guideline
Do not loosen screw
2
and fitting
3
.
Spring preload 5 mm (0.2 in)
Info
The spring preload is the difference between the
relaxed spring length and the tensioned spring length.
Depending on the static sag and/or the riding sag, it
may be necessary to increase or decrease the spring
preload.
9.12 Adjusting the riding sag
Preparatory work
–
Remove the shock absorber. ( p. 12)
–
After removing the shock absorber, clean it thoroughly.
B00292-10
Main work
–
Choose and mount a suitable spring.
Info
The spring rate is shown on the outside of the spring.
Smaller weight differences can be compensated by
changing the spring preload.
Suitable springs are available from a WP Authorized
Center.
Finishing work
–
Install the shock absorber. ( p. 12)
–
Check the static sag of the shock absorber. ( p. 18)
–
Check the riding sag of the shock absorber. ( p. 18)
–
Adjust the low-speed rebound damping of the shock
absorber. (
p. 16)