Hi Proper I have a 2009 320 R which I've had for about a year and have learned quite a bit about it and may be able to help you with some of your questions and your rebuild. the shock probably has lost its damping abilities and should be (if you can find someone and the correct parts) be rebuilt or replace it. I tried having mine rebuilt several times by a local shock guy and we had trouble sourcing the internal piston seal and were never (after several tries of modifying KTM shock parts) abl
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