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Model: Gasgas Ec 300

In this video, we will see how to remove and replace the crankshaft oil seal on a Gasgas EC 300 enduro bike, following the instructions below. First, drain the engine oil from your bike and then disconnect the radiator fluid hose, allowing it to drain; next, proceed to remove the clutch by unscrewing the screws of the cover and the clutch itself, removing the discs. At this point, once the bell is removed, you can take off the crankshaft washers and gently replace the oil seal!

Updated on 10 April 2026 by ScegliAuto

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by ScegliAuto

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