[Iron Jungle] just finished building this gear indicator for his motorcycle. It uses a red 7-segment display to show the rider what gear is currently engaged. This hack is pretty common and makes ...

[Vassilis Papanikolaou] just finished building a gear indicator for a motorcycle. This quite a simple implementation compared to some of the other vehicle information displays we’ve taken a l… ...

Some motorcycles have digital gear indicators, some of which work by grounding one of five contacts depending on what gear you are in - plus one for neutral. For the record, others use a potentiometer ...