To change the transmission fluid, follow these steps:
1. Park the ATV on a level surface.
2. Turn off the engine and allow it to cool down.
3. Remove the transmission drain plug and drain the fluid into a suitable container.
4. Reinstall the drain plug.
5. Remove the transmission fill plug.
6. Add new transmission fluid to the ATV until it reaches the bottom of the fill hole.
7. Reinstall the fill plug.