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How to Change the Engine Oil in a Harley-Davidson Road King?

Model: Harley Davidson Road King
Part: Engine oil

Video tutorial

In this tutorial, you will see how to change the engine oil in a Harley-Davidson Road King, a very simple and quick operation to perform every 12 months. First, ensure the engine is cool enough, then place a container underneath it, locate the drain bolt, and unscrew it using a 19mm spanner.

Allow all the oil in the system to drain out, then reinsert the bolt and proceed to open the filter housing. At this point, simply unscrew the filter itself, fit the replacement, and insert the new oil through the designated hole.


Updated on 13 July 2026 by ScegliAuto


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How to Adjust the Suspension on a TM Racing 300?

To adjust the suspension on a TM Racing 300, locate the rear shock absorber of the bike: this will be found inside the vehicle, in the area between the rear mudguard and the rear swingarm. Once the shock absorber is located, adjust it by tightening or loosening the bolts found at its lower and upper parts: following the instructions in the manual, you can perform the suspension adjustment and thus adjust the height of the bike according to your riding needs.

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by ScegliAuto

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