TUNING THE CHASSIS 10
43
10.13 Adjusting the fork air pressure
Warning
Danger of accidents Modifications to the suspension setting may seriously alter the handling characteris-
tic.
Modifications which are not coordinated with others to the suspension setting may cause a serious dete-
rioration in the handling characteristic and overload components.
– Only make adjustments within the recommended range.
– Ride slowly to start with after making adjustments to get the feel of the new handling characteristic.
Info
Check or adjust the air pressure under the same conditions at the earliest 5 minutes after switching off
the engine.
The air suspension is located in the left fork leg. The pressure and rebound damping is located in the right
fork leg.
Preparatory work
– Raise the motorcycle with a lift stand. ( p. 48)
S05322-10
Main work
–
Remove protection cap
1
.
–
Push together fork airpump
2
fully.
Fork airpump (79412966100)
Info
The fork airpump is included as part of the motorcycle's
accessory pack.
– Connect the fork airpump to the left fork leg.
The fork airpump indicator switches on automatically.
A little air escapes from the fork leg when connecting.
Info
This is due to the volume of the hose and not due to a
defect in the fork airpump or the fork.
Read the accompanying KTM PowerParts instructions.
– Adjust the air pressure as specified.
Guideline
Air pressure (125 SX EU) 8.5 bar (123 psi)
Air pressure (125 XC US) 8.4 bar (122 psi)
Gradual changing of the air
pressure in steps of
0.2 bar (3 psi)
Minimum air pressure 7 bar (102 psi)
Maximum air pressure 12 bar (174 psi)
Info
Never adjust the air pressure to a value outside the
stated range.
– Disconnect the fork airpump from the left fork leg.
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