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Frequently asked questions about cars and motorcycles

Removing the Front Headlight Bulb on a Triumph Bonneville T120

Model: Triumph Bonneville T120
Part: Headlight bulb

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In today’s video tutorial, you will learn how to remove and replace the front headlight bulb on a Triumph Bonneville T120. To access the bulb, unscrew the side screws of the headlamp using a socket spanner: then remove the rubber protection cap of the bulb and disconnect its electrical connector.

At this point, unclip the metal spring and remove the bulb: simply replace it with a new one of the correct type and with the same fitting (in this case, an H4). Then reassemble everything by applying the reverse procedure!


Updated on 31 March 2026 by ScegliAuto


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by ScegliAuto

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