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How to Replace the Coolant in a KTM EXC 125

Model: Ktm Exc 125
Part: Antifreeze coolant

Video tutorial

Today, in this video tutorial, you will see how to replace the coolant or antifreeze in the KTM EXC 125 enduro motorcycle. First, unscrew the coolant drain screw located at the bottom of the water pump casing; allow the old coolant to drain into a container.

Next, open the cap of the radiator and pour in the new coolant until it reaches the maximum level; then close the overflow cap. Now start the engine to circulate the coolant, topping up if necessary.


Updated on 5 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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