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Replacing the Air Filter on a KTM RC 125

Model: Ktm Rc 125
Part: Air filter

Video tutorial

In this tutorial, we will cover the main instructions on how to remove and replace the engine air filter on a KTM RC 125, as well as on the 250 and 390 models. Locate the air filter under the seat; therefore, you will need to remove the rider's seat by unscrewing all the securing screws of the fairings.

Once you locate the filter box, remove and replace the air filter; it is crucial to correctly reassemble and insert the filter from the right side. Close the air filter box again and reassemble everything by applying the reverse procedure!


Updated on 18 April 2026 by ScegliAuto


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by ScegliAuto

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