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MAINTENANCE WORK ON CHASSIS AND ENGINE
Checking the static sag of the shock absorber
9.5
Checking the riding sag of the shock absorber
9.6
Adjusting the spring preload of the shock absorber
9.7
Danger
Danger of accidents Disassembly of pressurized parts can lead to injury.
–
The shock absorber is filled with high density nitrogen. Adhere to the description provided. (Your authorized KTM workshop
will be glad to help.)
–
Measure distance
–
Ask someone to help you by holding the motorcycle upright.
–
Measure the distance between the rear axle and the fixed point again.
A
0 0 A
–
Make a note of the value as measurement
Info
The static sag is the difference between measurements
–
Check the static sag.
Static sag (50 SX)
Static sag (50 SX Mini)
»
If the static sag is less or more than the specified value:
B
0 0 0 B
–
Adjust the spring preload of the shock absorber.
400221-10
–
Measure distance
–
Hold the motorcycle in a vertical position and seat the rider, wearing a full set of
protective clothing, on the motorcycle in the normal sitting position (feet on the
footrests). The rider should bounce up and down several times so that the rear
A
0 0 A
wheel suspension can level out.
–
Now measure the distance between the rear axle and the fixed point again.
–
Make a note of the value as measurement
Info
The riding sag is the difference between measurements
–
Check the riding sag.
Riding sag (50 SX)
C
C
Riding sag (50 SX Mini)
»
If the riding sag differs from the specified measurement:
–
Adjust the riding sag.
400222-10
x
–
Remove shock absorber.
–
After removing the shock absorber, clean it thoroughly.
of rear wheel unloaded. (
.
20 mm (0.79 in)
15 mm (0.59 in)
of rear wheel unloaded. (
.
45... 55 mm (1.77... 2.17 in)
40... 50 mm (1.57... 1.97 in)
(
p. 22)
x
x
(
p. 22)
p. 20)
and
.
(
p. 21)
x
p. 20)
and
.
21
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