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How to Replace the Spark Plug on an Aprilia RS 125

Model: Aprilia Rs 125
Part: Spark plugs

Video tutorial

Before you begin, position your Aprilia RS 125 vertically. Start by removing the rider's seat using the key. Next, dismantle the fuel tank by unscrewing the relevant securing screws, then disconnect the hoses.

This will give you access to the spark plug. Proceed by disconnecting the corresponding cap. After this, unscrew and remove the spark plug itself, completing the dismantling.

To install the new spark plug, follow these steps in reverse, and you will have completed the replacement.


Updated on 2 May 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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