Sounds to me like the shock is incorrectly setup, too light of a spring. Id call hess and see if they can assist you maybe. IDK if the old GT thunder site will be any help, I recall they had the proper spring setup info on there
-2004 450R. Far From Stock.. Sold, crank was going
-2006 450R. New WHIP..
-Do it right the first time, and you wont have a problem later. Being cheap or taking the easy way out only makes matters worse later.
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