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How to replace the headlight bulbs on the Triumph Bonneville T100?

Model: Triumph Bonneville T100
Part: Headlight bulb

Video tutorial

In this tutorial we can see how to replace the headlight bulbs in the Triumph Bonneville T100, a very simple and quick operation. First of all, make sure that the key is not inserted, so that you can work safely, then remove the headlight cover by unscrewing the bolts with a 12mm socket wrench.

Next, unscrew the two additional screws indicated using a 5mm hex key, separate the headlight from the base and disconnect the power connector. At this point, all that remains is to remove the rubber cap, replace the faulty bulb and reassemble everything following the reverse procedure.


Posted on 19 November 2025 by ScegliAuto


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Watch the video!


by ScegliAuto

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