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How to Change the Differential Oil on a Linhai Promax 500

Model: Linhai Promax 500
Part: Transmission fluid

Video tutorial

In today's tutorial, we will see how to replace the transmission oil on the Linhai Promax 500 in simple and quick steps. First, lift the vehicle and start unscrewing the oil drain bolt located on the rear differential using a socket spanner; let the oil drain into a container for about ten minutes, as shown in the video.

Now, unscrew the fill bolt and top up with new gearbox oil; use oil with the correct specifications (in this case, introduce 0.75 litres of 80W90 oil).


Updated on 2 July 2026 by ScegliAuto


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Watch the video!


by ScegliAuto

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