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How to Change the Transmission Oil on a Piaggio Vespa GTS Scooter

Model: Piaggio Vespa Gts 125
Part: Checks and maintenance

Video tutorial

In this tutorial, you will see how to change the transmission oil on a Piaggio Vespa GTS scooter, a very simple operation applicable to all engine sizes. First, wait until the engine is completely cold, then position a container underneath the transmission area and, using a 6 mm hex socket spanner, unscrew the drain plug.

Allow all the oil contained in the casing to drain out, reinsert the plug, and add the necessary amount of oil through the upper hole. You can use a pump or a syringe to assist with this.


Updated on 6 August 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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