dual star still in business?
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- Posts: 1
- Joined: Thu May 22, 2003 6:16 am
speed wobbles at 80mph???
Hey everyone. I just bought a used 87 KLR 650 and I dont know if some
things about it are normal. I know they all vibrate alot. But, my
bike has a kind of pulsing vibration. Is that bad? Also, It gets
really unstable after 75 or 80mph. I start to get speed wobbles. It
is really anoying, Is this common to any of you? Thanks A Lot!
Steve-_
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- Posts: 54
- Joined: Wed Feb 05, 2003 12:36 pm
speed wobbles at 80mph???
The A-1 & the A-17 both do this, I have found that the way the bike is loaded
can make a big difference, on the A-17 I have large driving lights that at
over 80 mph give it a lot of head shake especially around the big trucks, have
found if I fold them back flat it helps (they are mounted on the sides of the
mini fairing) if you kiss the fuel tank it helps to stop the shakes also have
heard a fork brace helps control this head shake,dont have a brace so I don't
know for sure if it helps
The KLR likes clean air so I try to stay away for the dirty air around
trucks, make sure the steering head bearings are adjust right and hang on
JD-Oklahoma
A-1
A-17
TT600
KX500
[Non-text portions of this message have been removed]
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- Posts: 717
- Joined: Wed Jun 20, 2001 6:17 am
speed wobbles at 80mph???
Also taller fairings don't help.. I took my "cheater" fairing
(attached the stocker to the top of the +4" I have on) off, and mine
stopped. Moving the heavy things (tools, ass, etc) to the front
helps much more than you'd think. My tool tube now holds much more
than the rear pack needed to. Much more stable. Of course, wheelies
suffer a bit. Just buy the "super duper 3rd grader manufactured
repotrash motocross muffler. If I had that I could probably do
whillies in 6th gear!
millerized
--- In DSN_klr650@yahoogroups.com, HAULNA4814@A... wrote: > The A-1 & the A-17 both do this, I have found that the way the bike is loaded > can make a big difference, on the A-17 I have large driving lights that at > over 80 mph give it a lot of head shake especially around the big trucks, have > found if I fold them back flat it helps (they are mounted on the sides of the > mini fairing) if you kiss the fuel tank it helps to stop the shakes also have > heard a fork brace helps control this head shake,dont have a brace so I don't > know for sure if it helps > The KLR likes clean air so I try to stay away for the dirty air around > trucks, make sure the steering head bearings are adjust right and hang on > JD-Oklahoma > A-1 > A-17 > TT600 > KX500 > > > [Non-text portions of this message have been removed]
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- Posts: 112
- Joined: Sat Aug 24, 2002 2:01 pm
speed wobbles at 80mph???
Pulsing vibration? HMMM.
Try adjusting the balancer chain.
High speed wobbles? HMMM.
Old, out of shape tires?
How about loose spokes?
That's all I got, but then it's early,,,,,,where's my coffee?
Rod
Good luck and enjoy!
--- In DSN_klr650@yahoogroups.com, "evenstevenklr87650"
wrote:
some> Hey everyone. I just bought a used 87 KLR 650 and I dont know if
> things about it are normal. I know they all vibrate alot. But, my > bike has a kind of pulsing vibration. Is that bad? Also, It gets > really unstable after 75 or 80mph. I start to get speed wobbles. It > is really anoying, Is this common to any of you? Thanks A Lot! > > Steve-_
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- Posts: 1578
- Joined: Thu Aug 16, 2001 8:18 am
speed wobbles at 80mph???
I've found that some tires are less stable at speed than others on
the KLR. You can also check steering head bearings, tire pressure,
wheel balance, wheel truing, triple clamp bolt torque, and wheel
(front/back) alignment.
__Arden
--- In DSN_klr650@yahoogroups.com, "evenstevenklr87650"
wrote:
some> Hey everyone. I just bought a used 87 KLR 650 and I dont know if
> things about it are normal. I know they all vibrate alot. But, my > bike has a kind of pulsing vibration. Is that bad? Also, It gets > really unstable after 75 or 80mph. I start to get speed wobbles. It > is really anoying, Is this common to any of you? Thanks A Lot! > > Steve-_
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- Posts: 457
- Joined: Sat Mar 29, 2003 10:18 pm
speed wobbles at 80mph???
To address this you really need to establish a baseline for the
machine. So spend a couple hours checking things out... the time you
spend on it now can literally save your life.
1. Runnout the front wheel to be sure it's true, not bent, not out of
round or crooked. Also check for loose spokes.
2. Check that the front tire is completely seated all the way round.
3. Check the forks to be sure these are also straight and not too
sloppy and not leaking fluid.
4. Loosen and then re-tighten front axle to mfr specs. Use torque
wrench and plan ahead so you have a new cotter pin ready.
5. Make sure both fork tubes are set to same height -about 1/8th inch
above the triple clamp.
6. Loosen and then re-tighten pinch bolts on triple clamps to spec.
7. Tighten steering stem nut to spec.
8. Adjust handlebars to comfortable position -but still clears fuel
tank. Re-tighten mounts to spec.
There are a couple of contributing factors, a tall bike with a big
floppy front fender, long spindly fork tubes, high speeds, rain
grooves cut into pavement, head winds or side winds, etc.
When my A9 does the slow wobble at 80+, I just take one hand off the
grips and it usually settles down. If your grip is tight, it only
makes the wobbles worse.
Mark
A9, A1, and A2 project bike
--- In DSN_klr650@yahoogroups.com, "zrod73026" wrote: > Pulsing vibration? HMMM. > Try adjusting the balancer chain. > High speed wobbles? HMMM. > Old, out of shape tires? > How about loose spokes? > That's all I got, but then it's early,,,,,,where's my coffee? > Rod > Good luck and enjoy! > > > --- In DSN_klr650@yahoogroups.com, "evenstevenklr87650" > wrote: > > Hey everyone. I just bought a used 87 KLR 650 and I dont know if > some > > things about it are normal. I know they all vibrate alot. But, my > > bike has a kind of pulsing vibration. Is that bad? Also, It gets > > really unstable after 75 or 80mph. I start to get speed wobbles. It > > is really anoying, Is this common to any of you? Thanks A Lot! > > > > Steve-_
speed wobbles at 80mph???
--- In DSN_klr650@yahoogroups.com, "evenstevenklr87650"
wrote:
some> Hey everyone. I just bought a used 87 KLR 650 and I dont know if
It> things about it are normal. I know they all vibrate alot. But, my > bike has a kind of pulsing vibration. Is that bad? Also, It gets > really unstable after 75 or 80mph. I start to get speed wobbles.
My bike (A15) is stable at 80+. I have never had stability problems either before or after installing a HT fork brace. Configuration: Small saddle bags - contain tools and other essentials that are always with the bike (mounted on HT original racks) Kawasaki tail bag (for general utility use) Wolfman tankbag (for small gloves, small handy to have junk) Currently running Duro HF904's, but have had no problem with stockers or Trailwings. Ron> is really anoying, Is this common to any of you? Thanks A Lot! > > Steve-_
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- Posts: 581
- Joined: Wed Nov 28, 2001 8:42 pm
speed wobbles at 80mph???
The front wheel being out of balance and loose hardware on the front end
(triple clamps) are two causes of the same symptoms that I've experienced.
courtesy of Chris Krok at: www.bigcee.com/klr650faq.html> I've found that some tires are less stable at speed than others on > the KLR. You can also check steering head bearings, tire pressure, > wheel balance, wheel truing, triple clamp bolt torque, and wheel > (front/back) alignment. > > __Arden > > --- In DSN_klr650@yahoogroups.com, "evenstevenklr87650" > wrote: > > Hey everyone. I just bought a used 87 KLR 650 and I dont know if > some > > things about it are normal. I know they all vibrate alot. But, my > > bike has a kind of pulsing vibration. Is that bad? Also, It gets > > really unstable after 75 or 80mph. I start to get speed wobbles. It > > is really anoying, Is this common to any of you? Thanks A Lot! > > > > Steve-_ > > > List sponsored by Dual Sport News at www.dualsportnews.com. List FAQ
> Unsubscribe by sending a blank message to: > DSN_klr650-unsubscribe@yahoogroups.com . > > > > Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ > >
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- Posts: 1178
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speed wobbles at 80mph???
Yo Steve!
There are two distinct problems you can be experiencing.
The first is speed wobble, which is likely a symptom of what Arden
described, it is marked by a high speed oscillation of the front end or the
whole bike.
The other is more of a high speed "weave", in which the bike sort of wags
its tail, like a 80 lb. sheepdog that has found a dropped hamburger, only in
a scary manner.
This is more likely a symptom of something misaligned in the forks. I
experienced this weave on my 99 after a tire change. To remedy it, I
loosened all the front end hardware (fork tube clamp bolts, axle, fork
brace), rotated the top of the fork legs a bit in the clamps and made sure
they were at the exact same height, and then retightened everything to spec.
After doing this, my bike was, and still is, as stable as a Hayabusa at
speed (OK a Hayabusa on knobbies).
I concluded that a high speed weave is a symptom of something cockeyed (or
in a bind) in the front end.
Hope this helps,
Thanks
CA Stu A13
> The front wheel being out of balance and loose hardware on the front end > (triple clamps) are two causes of the same symptoms that I've experienced. > > > I've found that some tires are less stable at speed than others on > > the KLR. You can also check steering head bearings, tire pressure, > > wheel balance, wheel truing, triple clamp bolt torque, and wheel > > (front/back) alignment. > > > > __Arden > > > > --- In DSN_klr650@yahoogroups.com, "evenstevenklr87650" > > wrote: > > > Hey everyone. I just bought a used 87 KLR 650 and I dont know if > > some > > > things about it are normal. I know they all vibrate alot. But, my > > > bike has a kind of pulsing vibration. Is that bad? Also, It gets > > > really unstable after 75 or 80mph. I start to get speed wobbles. It > > > is really anoying, Is this common to any of you? Thanks A Lot!
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- Posts: 99
- Joined: Fri Apr 26, 2002 11:42 pm
dual star still in business?
Randy,
They had some phone problems for a day or two
that they have since resolved. I have been by
there a couple of times in the past week and they
have been swamped, filling and shipping orders as
fast as they can.
Kelley.................
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