In this video, I replace the coolant in my 2018 Triumph Tiger 1200 XRx motorcycle. Make sure to use HOAT coolant.
You might need to remove the body panels and fuel tank for this procedure. I've got another video showing how to do that. Check it out here: https://youtu.be/WDGzyvcOIZ8?si=sgHVq3ht-SmDE3rZ