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Model: Gasgas Ec 300
Part: Engine oil

How to replace engine oil on a Gas Gas EC 300? In this video guide, we will show you how to perform maintenance. Position the bike on the centre stand; remove the plastic cap, and using a socket spanner, unscrew the bolt under the oil sump (drain the fluid into a container). Unscrew the securing screws of the container cap where the oil filter is located on the right side. Remove the worn oil filter and fit a new one (check the seal around the metal cap). Finally, top up with new fluid in the engine using a funnel and close with the cap.

Updated on 8 March 2026 by ScegliAuto

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