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Frequently asked questions about cars and motorcycles

Replace the Spark Plug on a KTM Duke 125

Model: Ktm Duke 125
Part: Spark plugs

Video tutorial

In this brief and simple guide, remove and replace the engine spark plug on the KTM Duke 125 by following the instructions below. First, place the bike on a stand and start by disconnecting the spark plug connector; then use a socket spanner with an extension to unscrew the spark plug, as shown in the video.

At this point, install the new spark plug of the correct type and with the same thread pitch, screwing it in by hand before tightening it with the spanner; then reassemble everything, following the video tutorial to the end!


Updated on 7 June 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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