The taillight base fits perfectly according to the motorcycle tail of Ninja400 and Z400. No changes are required.
This LED integrated tail light is direct replacement of stock tail light
No modification required to fit the taillight
You will need to splice the turn signal wires and attach to the taillight
Taillight consists of Running, Brake,(red) and Turn Signal Lights (amber)
Keep the original color and diaphaneity perfectly even under long time exposure.
Low Power Consumption. Energy Saving