Let's talk about motorcycle and scooter bulbs! 🔦 These small components make a big difference in terms of safety, visibility, and style. Knowing how to choose the right bulb is essential for efficient lighting, avoiding fines, and preventing damage to the electrical system.

💡 Most commonly used light bulb types on motorcycles and scooters

🔦 1. Headlights

• HS1 35/35W – very popular on 50cc/125cc scooters
• H4 55/60W – double filament, low beam/high beam
• H7 Single low beam – powerful and focused light
• LED Low consumption, white light, long life

🔙 2. Rear Lights & Stop Lights

• R5W / R10W / P21/5W Position + stop double filament
• LED Replaces traditional ones, more visible and long-lasting

🔁 3. Arrows

• BA15S (P21W) Classic single contact bulb
• T10 / BA9S Mini lamps for indicator or position lights
• LEDs require dedicated relays or resistors

💡 4. Location, license plate, dashboard

1. T10 / W5W
2. T5 (instrumentation)
3. Festoon (for license plate light)
4. Also available in LED version

🔌 Most common attacks

• BA20D / H4 / H7 Main front headlights
• BA15S / BAY15D Stop and turn signals
• W5W (T10) Position lights, license plate lights
• Festoon (C5W) Interior or license plate lights

⚠️ Please note:

1. Voltage : Almost all motorcycles/scooters use 12V
2. Bulb type : halogen, LED, xenon (for more modern or modified motorcycles)
3. Legislation : Some aftermarket LED bulbs are not approved for road use
4. Polarity (especially with LEDs: they must be installed the right way round)