Checking The Static Sag Of The Shock Absorber; Checking The Riding Sag Of The Shock Absorber; Adjusting The Spring Preload Of The Shock Absorber - KTM 150 SX 2017 Owner's Manual

10 TUNING THE CHASSIS
10.8

Checking the static sag of the shock absorber

10.9

Checking the riding sag of the shock absorber

10.10

Adjusting the spring preload of the shock absorber

Caution
Risk of injury Parts of the shock absorber will fly off if the shock absorber is disassembled 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
Before changing the spring preload, make a note of the present setting, e.g., by measuring the length of the spring.
–
Measure dimension
–
Hold the motorcycle upright with the aid of an assistant.
–
Again measure the distance between the rear axle and marking SAG on the rear
fender using the sag gauge.
–
Note down the value as dimension
Info
The static sag is the difference between measurements
–
Check the static sag.
Static sag (All 125/150 models)
Static sag (250 SX EU)
Static sag (250 SX US)
Static sag (All XC models)
» If the static sag is less or more than the specified value:
–
Adjust the spring preload of the shock absorber.
402416-10
–
Measure dimension
–
With another person holding the motorcycle, the rider, wearing full protective cloth-
ing, sits on the seat in a normal sitting position (feet on footrests) and bounces up
and down a few times.
The rear wheel suspension levels out.
–
Another person again measures the distance between the rear axle and
marking SAG on the rear fender using the sag gauge.
–
Note down the value as dimension
Info
The riding sag is the difference between measurements
–
Check the riding sag.
Guideline
Riding sag (All 125/150 models)
Riding sag (250 SX EU)
Riding sag (250 SX US)
Riding sag (All XC models)
402417-10
» If the riding sag differs from the specified measurement:
–
Adjust the riding sag.
Preparatory work
–
Raise the motorcycle with a lift stand. (
–
Remove the shock absorber.

of rear wheel unloaded. (

.
35 mm (1.38 in)
35 mm (1.38 in)
35 mm (1.38 in)
35 mm (1.38 in)

of rear wheel unloaded. (
 .
105 mm (4.13 in)
105 mm (4.13 in)
105 mm (4.13 in)
105 mm (4.13 in)
( p. 36)
p. 42)
( p. 50)
p. 34)
 and  .
( p. 35)
p. 34)
 
and .
35