The number of lights required on a motorcycle depends on the specific regulations and laws of the country or jurisdiction where the motorcycle is being operated. However, there are some common lighting requirements that are typically mandated for motorcycles:
Headlight(s): Motorcycles generally require at least one functioning headlight, typically located at the front of the motorcycle. The headlight(s) should be bright enough to provide adequate illumination for the rider and to make the motorcycle visible to other road users, especially during low-light conditions or at night.
Taillight(s): Motorcycles are typically required to have at least one taillight at the rear. Taillights serve to indicate the presence and position of the motorcycle to other drivers, especially when braking.
Brake light(s): Motorcycles are required to have a brake light or brake lights, which activate when the rider applies the brakes. Brake lights alert other road users that the motorcycle is slowing down or coming to a stop.
Turn signals: Motorcycles generally need to be equipped with turn signal lights on both the front and rear. These lights are used to indicate the rider's intention to turn or change lanes, allowing other road users to anticipate the motorcycle's movements.
License plate light: A license plate light is typically required to illuminate the license plate at the rear of the motorcycle, ensuring its visibility to law enforcement and other road users.
It's important to note that specific lighting requirements can vary by jurisdiction, and additional lighting such as reflectors and auxiliary lights may also be mandated or permitted. To ensure compliance, it is advisable to consult the local traffic laws or regulations in your area or consult with a knowledgeable authority, such as a local transportation department or law enforcement agency.