10 TUNING THE CHASSIS
34
10.10 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 KTM workshop will be glad to help.)
Preparatory work
– Raise the motorcycle with a lift stand. ( p. 39)
–
Remove the shock absorber. ( p. 48)
– After removing the shock absorber, clean it thoroughly.
F02171-10
Main work
– Measure the full spring length while it is under tension and
note down the value.
–
Loosen retaining ring
1
.
–
Turn adjusting ring
2
until the spring is no longer under ten-
sion.
Combination wrench (50329080000)
Hook wrench (T106S)
– Measure the total spring length while the spring is not under
tension.
–
Tighten the spring by turning adjusting ring
2
to the speci-
fied dimension
A
.
Guideline
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.
–
Tighten retaining ring
1
.
Finishing work
– Install the shock absorber. ( p. 49)
– Remove the motorcycle from the lift stand. ( p. 39)
10.11 Adjusting the riding sag
Preparatory work
– Raise the motorcycle with a lift stand. ( p. 39)
– Remove the shock absorber. ( p. 48)
– After removing the shock absorber, clean it thoroughly.
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