KTM 250 SX-F PRADO 2020 Owner's Manual page 105

–
Strike each spoke briefly using a screwdriver blade.
Info
The frequency of the sound depends on the spoke
length and spoke diameter.
If spokes of the same length and diameter vibrate with
a different tone, this is an indication that the spoke
tensions differ.
You should hear a high note.
400694-01
» If the spoke tension differs:
–
Correct the spoke tension.
–
Check the spoke torque.
Guideline
Spoke nipple, front
wheel
Spoke nipple, rear
wheel
Torque wrench kit (58429094000)
WHEELS, TIRES 13
M4.5 6 Nm (4.4 lbf ft)
M4.5 6 Nm (4.4 lbf ft)
103