How to check your tubeless tire sealant levels and some tips.

How to check your tubeless tire sealant levels and some tips.
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Please watch: "Let's bench test the rear derailleur and see how it moves."
• Let's bench test the r...
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[@truckpilot01]

Should I remove last years old sealant and start fresh or is that not necessary?

[@BikeTeacher]

Maybe, I fthe old sealant looks thick and gooey, replace it. It may start to clog the valve stem.