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Duggram
| Posted on Sunday, January 18, 2009 - 04:13 am: |
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Last week I put 1.1 kg fork springs from Traxxion in my 1125. After ordering i became conerned that they may be too stiff. Checking various charts the recomendation was for ~0.97 springs. On other forums I noticed 230# riders saying 1.0 was right for them. I weight ~190 in gear. So I was a little concerned when I got to the track today. It was 63 and the track was a little slippery. The front stuck solid but the rear spun more (it always can coming out of the slower turns). But the rear was more controllable in the amount of spin I got. Looking forward to a warmer track. BTW I'm on BT003's |
Slaughter
| Posted on Monday, January 19, 2009 - 07:53 am: |
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Max and Dan really do know Buells (and ALL sportbikes). They have been my suspension salvation for a few years now. |
Eboos
| Posted on Monday, January 19, 2009 - 08:31 am: |
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quote:Last week I put 1.1 kg fork springs from Traxxion in my 1125. After ordering i became conerned that they may be too stiff. Checking various charts the recomendation was for ~0.97 springs. On other forums I noticed 230# riders saying 1.0 was right for them. I weight ~190 in gear.
Was that rider on the same bike? The heavier the bike, the heavier the springs you need too. Say you have a bike that is 415 lbs running weight, and the proper spring rate is .95kg, that same rider may need a 1.10kg spring on a bike weighing 460 lbs running weight. Just throwing numbers out to illustrate my point, not for total accuracy. |
Eboos
| Posted on Monday, January 19, 2009 - 09:01 am: |
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Just to throw this out there: My bike has a stock dry weight of 431 lbs (I really have no idea what it weighs now, but I figure the wet weight is around that now), and I weight 210 without gear. I have 1.0kg springs in my bike, and a set of .95kg in my toolbox. |
Duggram
| Posted on Monday, January 19, 2009 - 10:58 pm: |
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Erik, I understand your point. It makes sense. But when you put my numbers (bike and rider weight) into any of the charts it does come up ~0.978. But now that's ok with me. BTW yesterday on the last lap for the weekend at the end of the longest straight at about 130 I went to put the front brake on and the lever went all the way to the handle bar. No front brakes. The rear brake is almost worthless but I was banging gears. Luckily I'm a slow old man, so I normally start braking earlier than the fast young guys (you know 50 and below). I made it through the turn but I was going a lot faster than normal! I'm wandering if last week when the local shop mechanic (who is also my neighbor) took my front end apart to put my new springs in if the front brake line was routed wrong when it went back together. The brake line rubbed on the tire and made a hole. This will NEVER happen to me again. |
Eboos
| Posted on Tuesday, January 20, 2009 - 05:15 am: |
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quote:The brake line rubbed on the tire and made a hole. This will NEVER happen to me again.
Holy crap! It's a good thing that you are ok. Usually these things don't end well.
quote:I made it through the turn but I was going a lot faster than normal!
With every challenge brings opportunity. |
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