TUNING THE CHASSIS 10
31
F03048-10
Main work
–
Measure the full spring length while it is under tension and note
down the value.
–
Loosen retaining ring
1
.
–
Turn adjusting ring
2
until the spring is no longer under tension.
Hook wrench (T304)
Hook wrench (T1533)
Info
If the spring cannot be fully released, the spring must be
removed to accurately measure the spring length.
–
Measure the total spring length while the spring is not under ten-
sion.
–
Tension the spring by turning adjusting ring
2
to specified dimen-
sion
A
.
Guideline
Spring preload
3 mm (0.12 in)
Info
The spring preload is the difference between the relaxed
spring length and the tensioned spring length.
Depending on the static sag and/or the riding sag, it may be
necessary to increase or decrease the spring preload.
–
Tighten retaining ring
1
.
Finishing work
–
Install the shock absorber.
–
Remove the motorcycle from the lift stand. (
10.11
Adjusting the riding sag
Preparatory work
–
Raise the motorcycle with a lift stand. (
–
Remove the shock absorber.
–
After removing the shock absorber, clean it thoroughly.
B00292-10
Main work
–
Choose and mount a suitable spring.
Guideline
Spring rate
Weight of rider: 15 … 25 kg
(33 … 55 lb.)
25 N/mm (143 lb/in)
Weight of rider (standard):
25 … 35 kg (55 … 77 lb.)
30 N/mm (171 lb/in)
Weight of rider: 35 … 45 kg
(77 … 99 lb.)
35 N/mm (200 lb/in)
