MAINTENANCE WORK ON CHASSIS AND ENGINE 41
9.10Checking riding sag of shock absorber
400222-10
– Measure distance of rear wheel unloaded. ( p. 40)
– With the help of another person holding the motorcycle, the rider, wearing com-
plete clothing, sits on the motorcycle in a normal position (feet on footrests) and
rocks up and down a few times so that the rear wheel suspension levels out.
– The other person now has to measure the distance between the rear axle and a
fixed point.
– Make a note of the value as measurement .
Info
The riding sag is the difference between measurements and .
– Check the riding sag.
Riding sag 105 mm (4.13 in)
» If the riding sag differs from the specified measurement:
–
Adjust the riding sag. x ( p. 42)
9.11Adjusting spring preload of the shock absorber x
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.)
Info
Before changing the spring preload, make a note of the present setting, e.g., by measuring the length of the spring.
–
Remove shock absorber. x ( p. 42)
– After removing the shock absorber, clean it thoroughly.
400216-10
– Unscrew screw .
– Turn adjusting ring until the spring is no longer under tension.
Combination wrench (50329080000)
Hook wrench (T106S)
– Measure the overall spring length when not under tension.
– Tighten the spring by turning adjusting ring to measurement .
Guideline
Spring preload 9 mm (0.35 in)
Info
Depending on the static sag and/or the riding sag, it may be necessary to
increase or decrease the spring preload.
– Tighten screw .
Guideline
Screw, shock absorber adjusting ring M6 5 Nm (3.7 lbf ft)
–
Install the shock absorber. x ( p. 42)
