Adjusting The Spring Preload Of The Shock Absorber; Adjusting The Riding Sag - KTM 500 EXC US Owner's Manual

11 TUNING THE CHASSIS
11.9

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. (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.
11.10

Adjusting the riding sag

Preparatory work
–
Raise the motorcycle with the lift stand. (
–
Remove shock absorber.
–
After removing the shock absorber, clean it thoroughly.
Main work
–
Loosen screw
–
Turn adjusting ring
Hook wrench (T106S)
–
Measure the overall spring length while the spring is not under tension.
–
Tighten the spring by turning adjusting ring
Guideline
Spring preload
Comfort
Standard
Sport
Info
Depending on the static sag and/or the riding sag, it may be necessary to
increase or decrease the spring preload.
–
Tighten screw
401026-10
Guideline
Screw, shock absorber adjusting ring
Finishing work
–
Install the shock absorber.
–
Remove the motorcycle from the lift stand. (
Preparatory work
–
Raise the motorcycle with the lift stand. (
–
Remove shock absorber.
–
After removing the shock absorber, clean it thoroughly.
Main work
–
Choose and mount a suitable spring.
Guideline
Spring rate
Weight of rider: 65... 75 kg (143...
165 lb.)
Weight of rider: 75... 85 kg (165...
187 lb.)
Weight of rider: 85... 95 kg (187...
B00292-10
209 lb.)
( p. 61)
 .

until the spring is no longer under tension.
 .
( p. 61)
( p. 61)
p. 51)
 to measurement  .
9 mm (0.35 in)
9 mm (0.35 in)
9 mm (0.35 in)
M5 5 Nm (3.7 lbf ft)
p. 51)
p. 51)
69 N/mm (394 lb/in)
72 N/mm (411 lb/in)
76 N/mm (434 lb/in)
45