KTM 250 SX 2021 - Checking the Static Sag of the Shock Absorber; Checking the Riding Sag of the Shock Absorber

TUNING THE CHASSIS 10
37
10.8 Checking the static sag of the shock absorber
402416-10
–
Measure dimension
A
of rear wheel unloaded. ( p. 36)
– Hold the motorcycle upright with aid of an assistant.
– Measure the distance again between the rear axle and mark-
ing SAG on the rear fender using the sag gage.
–
Note the value as dimension
B
.
Info
The static sag is the difference between
measurements
A
and
B
.
– Check the static sag.
Static sag 35 mm (1.38 in)
» If the static sag is less or more than the specified value:
– Adjust the spring preload of the shock absorber.
( p. 38)
10.9 Checking the riding sag of the shock absorber
402417-10
–
Measure dimension
A
of rear wheel unloaded. ( p. 36)
– With another person holding the motorcycle, the rider, wear-
ing full protective clothing, 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 gage.
–
Note the value as dimension
C
.
Info
The riding sag is the difference between
measurements
A
and
C
.
– Check riding sag.
Guideline
Riding sag 105 mm (4.13 in)
» If the riding sag differs from the specified measurement:
– Adjust the riding sag. ( p. 39)