Do it yourself
Frequently asked questions about cars and motorcycles
  1. Motorcycles
  2. :
  3. Derbi
  4. : Gpr 80
You can change the oil in the Derbi GPR 80 gearbox by unscrewing the drain plug of the transmission casing, which is located at the lower rear part of it: once the plug is unscrewed, you can let all the used oil flow into a suitably placed container until it has completely drained out. At this point, you can insert the necessary amount of oil through the same breather: you will need to push it into the casing using a pump to completely fill the lubrication circuit.

Posted on 26 August 2026 by ScegliAuto

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How to Check the Coolant Level in a Yamaha Xmax

In the following video, you will learn how to check the coolant level in a 2008 Yamaha Xmax. First, position the motorcycle on a stable surface by raising the stand. Next, lift the cover located at the top of the motorcycle to access the coolant drain bolt. To top up the coolant, unscrew the cap as shown in the video and add the fluid until it reaches the maximum level, indicated as Max. Once finished, close the valve and refit the cover. At this point, start the engine and let it run at idle for a few minutes to eliminate any air bubbles that may have formed inside.

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