Answers: have the same problem....replaced everything that could be....finally in recent times put reg. shocks on.....and with no nouns in the backside, the ride can get hazardous........dont feel right within the mountains......
Probably no big deal to ride near no air, I believe the upper air is just an substitute, isn't the setting 0 to 57 lbs written on a sticker near the upper air filler. Anyhow, the best way to check for an nouns leak is to spray soapy hose on all the joint and watch for bubbles.
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