I noticed that the inner diameter for the axle on my 2022 (21.5mm) is narrower than it was on my old 2015 (23.5mm), for which I have a Moto-D rear stand. I had a local machine shop turn down the pin on a lathe ($20), so now my stand fits the new bike. The pin was turned down to 21.3mm, for a snug fit. Hope it helps someone!
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2022 Kawasaki H2 rear axle stand pin diameter
Starting with 2019, the inner diameter of the Kawasaki H2's rear axle shrunk from 23.5 to 21.5. If you have a rear stand you'll need to have the pin machined...