Adjusting The Spring Preload Of The Shock Absorber - KTM 250 SX-F 2023 Owner's Manual

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.)
Info
Note the current adjustment before changing the spring preload - e.g. measure the spring length.
Preparatory work
–
Remove main silencer. (
–
Raise the motorcycle with a lift stand. (
–
Remove the shock absorber.
–
After removing the shock absorber, clean it thoroughly.
Main work
–
Loosen screw
–
Turn adjusting ring
sion.
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
tension.
–
Tension the spring by turning adjusting ring
A
dimension
Guideline
Spring preload (SX‑F
EU/BR/CN)
Spring preload (SX‑F US)
F03627-10
Spring preload (XC‑F US)
Info
Depending on the static sag and/or the riding sag, it
may be necessary to increase or decrease the spring
preload.
–
1
Tighten bolt
Guideline
Screw, shock
absorber adjusting
ring
Finishing work
–
Install the shock absorber.
–
Check the free travel of the foot brake lever. (
–
Remove the motorcycle from the lift stand. (
TUNING THE CHASSIS 10
p. 67)
p. 49)
( p. 59)
1
.
2
until the spring is no longer under ten-
.
8 mm (0.31 in)
8 mm (0.31 in)
8 mm (0.31 in)
.
M5 5 Nm (3.7 lbf ft)
( p. 60)
2
to specified
p. 87)
p. 49)
41