8 SHOCK ABSORBER, SWINGARM 35
8.6 Checking the riding sag of the shock absorber
400990-10
–
Measure distance
of rear wheel unloaded. ( p. 34)
– 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 now measures the distance between the rear axle and a fixed point.
–
Note down the value as dimension
.
Info
The riding sag is the difference between measurements
and
.
– Check the riding sag.
Riding sag 70… 80 mm (2.76… 3.15 in)
» If the riding sag differs from the specified measurement:
– Adjust the riding sag. ( p. 36)
8.7 Adjusting the spring preload of the shock absorber
Caution
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.
Info
Before changing the spring preload, make a note of the present setting, e.g., by measuring the length of the spring.
Preparatory work
– Raise the motorcycle with the work stand. ( p. 11)
– Remove the seat. ( p. 61)
– Take off the side cover. ( p. 62)
– Remove the shock absorber. ( p. 36)
– After removing the shock absorber, clean it thoroughly.
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Main work
–
Loosen retaining ring
.
–
Turn adjusting ring
until the spring is no longer under tension.
Hook wrench (T106S) ( p. 238)
– Measure the overall spring length without a load.
–
Tension the spring by turning adjusting ring
to the prescribed value.
Guideline
Spring preload 20 mm (0.79 in)
Info
Depending on the static sag and/or the riding sag, it may be necessary to
increase or decrease the spring preload.
–
Tighten retaining ring
.
Finishing work
– Install the shock absorber. ( p. 37)
– Mount the side cover. ( p. 62)
– Mount the seat. ( p. 62)
– Remove the motorcycle from the work stand. ( p. 12)