i would bet on bead, rim tape or valve. it might look good but there is no way to tell until you have removed the tyre and reinstalled it.
Bead might be it. I doubt it's the wheel as they're new, setup tubeless from "factory" and have had no leaks with my previous tyres.
@infmz started
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i would bet on bead, rim tape or valve. it might look good but there is no way to tell until you have removed the tyre and reinstalled it.