Do it yourself
Frequently asked questions about cars and motorcycles
In this guide, you will discover the instructions that will allow you to remove and replace the transmission oil in the KTM SX 125 motorcycle. First, place the bike on the stand and start by undoing the oil drain bolt located under the engine, allowing it to drain into a container for about ten minutes; then clean the drain plug of any metallic residues, as shown in the video. At this point, undo the fill screw and top up with the new transmission oil, pouring the correct amount; start the engine and top up again if necessary.

Posted on 4 June 2026 by ScegliAuto

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How to Replace the Battery in a Yamaha Vino 125 Scooter?

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