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Yes. All of them.
I travel with a drum of Loctite 241 and hose the bike off at every gas stop.

Seriously though, the shifter linkage comes to mind, and exhaust flange studs will break if a nut...

Sure, go for it. These can be very dependable motorcycles because they are so simple. Remember it is a 14 year old motorcycle so it's previous life and treatment will dictate how "good" it is.
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