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High Speed Wobble - First Time!

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Old Apr 27, 2009 | 11:05 AM
  #11  
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Check your steering head bearings or your front end shock clamps. From what experience I have had I found that if you rapidly and forcefully turn the front end from side to side while stopped with motor off you will find where the front end is loose or flexes. Usually you will see a lag or flex in the tubes that radiates up to the bars when riding and starts an oscillation. The only way to correct it if everything is tight is to install a steering damper. The tubes on our HD's are not the strongest they are inherently weak.
 
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Old Apr 27, 2009 | 11:33 AM
  #12  
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Wow. After all this time, experience, and info, some of you arm chair engineers still don't get it. Too bad when pacman is told he had high speed wobble instead of rear steer he feels slighted and tries to use "aeronautics", and another calls stabilizers a fad.

"ignorance is what you wind up with when you don't have all the facts".
 
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Old Apr 27, 2009 | 03:23 PM
  #13  
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Fellow Riders......Please take this seriously.. I am recovering from an accident on easter sunday two weeks ago. I've got a broken hip and a busted femur.. See general HD chat and go to forum member down Page 7 to see what can happen. At 62 I am not an agressive rider and going with the flow of traffic in a right hand sweeping turn is not the same as going 85 or 90. To the member from TX on page 1, Just because you have rode for two years and haven't experianced it it just takes the right conditions, take it seriously. Please
 
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Old Apr 28, 2009 | 02:17 AM
  #14  
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Originally Posted by PacBlue_07
Cant agree with you all anymore about the pressure in the rear shocks. I will not be purchasing a stabilizer as I think that is the latest fad. What I have done is kept my pressures on the high side and have never had an issue with over 35,000 miles on my 07 ultra. I think that speaks for it's self just doing what the manual says it should be set at.
I have raced flat track and done some high speed track riding. The steering damper has been around for 30 years that I know of it is not the latest fad. It might be something new to you but seasoned riders have known about them for years. Steering wobble or oscillation can occur at low speeds when the conditions are right. At lower speeds it can be overcome with applying full power. At higher speeds it takes finesse to overcome. Sometimes uneven surfaces and grooving of the pavement can cause it. I am not disrespecting your riding ability's just trying to help riders with a serious problem that all riders will experience sooner or later.
 
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Old Apr 28, 2009 | 08:03 AM
  #15  
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Originally Posted by Beemervet
Wow. After all this time, experience, and info, some of you arm chair engineers still don't get it. Too bad when pacman is told he had high speed wobble instead of rear steer he feels slighted and tries to use "aeronautics", and another calls stabilizers a fad.

"ignorance is what you wind up with when you don't have all the facts".
Now why do you have to go and make it personal with the jab? I wasn't feeling slighted in the least. After being on this forum for a while I'm just a bit tired of someone telling me what my problem is and how to fix it as though they are the foremost authority on the subject.

I do appreciate those that contribute to the discussion with helpful input but can do without the critics and negativity!
 
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Old Apr 28, 2009 | 08:08 AM
  #16  
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Lots of info here...
 
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Old Apr 28, 2009 | 08:15 AM
  #17  
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I have experienced the steering wobble while pushing it in curves and a bit on the interstate...I was pushing the limits of the bike though...From what i read i will eventually put a steering stabilizer...This is coming from guys that race bikes for years....I may be wrong but.....Live and learn.
 
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Old Apr 28, 2009 | 08:21 AM
  #18  
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I have had the front end wobble at about 110 kmph. If I am in a sweeping turn at this speed or faster the wobble comes. Non Harley shop thought maybe the front tire had some irregular wear. It freaks me out when it does it. Thoughts?
 
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Old Apr 28, 2009 | 09:24 AM
  #19  
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Installed triangulated front motor mt & rear stabilizer on mine, cured the wobbles big time.
 
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Old Apr 28, 2009 | 10:42 AM
  #20  
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Steve,

That's a pretty severe wobble from what you describe. I've not seen many here describe it anywhere that severe.

My '05 EGC had it mildly in sweeping turns at higher speeds but nothing like that. Perhaps there were some other factors contributing to make it so bad - the wind or turbulence? Condition of shocks or fork/suspension? Just a guess there.
 
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