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-   -   sv2005s soft front end? (http://forums.sv650.org/showthread.php?t=142870)

ian505050 20-11-09 06:19 PM

sv2005s soft front end?
 
I have just sold my 2001 sv650s 20k and replaced it with a 2005 sv650s 7k

The front end seems to bang when i hit minor pot holes where as my 2001 model seemed to pass over the same bumps fine?

I have sat on the bike and rocked it forward and back to see if i can replicate the noise but all seems fine? No bang ect....

Bedhead 20-11-09 07:24 PM

Re: sv2005s soft front end?
 
Quote:

Originally Posted by ian505050 (Post 2100856)
I have just sold my 2001 sv650s 20k and replaced it with a 2005 sv650s 7k

The front end seems to bang when i hit minor pot holes where as my 2001 model seemed to pass over the same bumps fine?

I have sat on the bike and rocked it forward and back to see if i can replicate the noise but all seems fine? No bang ect....

My K3 does that, sounds like knackered head bearings, apparantly they all do it.;););)

MattCollins 21-11-09 05:58 AM

Re: sv2005s soft front end?
 
Hydraulic lock.

rictus01 21-11-09 06:14 AM

Re: sv2005s soft front end?
 
It's unlikely to be either of those above *. I'd suggest it's just the standard weak springs the SV comes fitted with, in all probabillity your previous SV had had the "oil & Spring" change already and your new one requires it.



*always possible of course, but SV's are know for there under sprung front ends as standard.
Cheers Mark.

Bedhead 21-11-09 09:53 AM

Re: sv2005s soft front end?
 
It's the fork oil in the damper rods, but it really does sound like clunky bearings.;)

lee67 21-11-09 10:15 AM

Re: sv2005s soft front end?
 
just turn up ur preload and it wont clunk!!..

Dave20046 21-11-09 11:14 AM

Re: sv2005s soft front end?
 
Is the clunking actually detrimental to handling?

MattCollins 21-11-09 10:11 PM

Re: sv2005s soft front end?
 
Quote:

Originally Posted by rictus01 (Post 2101312)
It's unlikely to be either of those above *. I'd suggest it's just the standard weak springs the SV comes fitted with, in all probabillity your previous SV had had the "oil & Spring" change already and your new one requires it.



*always possible of course, but SV's are know for there under sprung front ends as standard.
Cheers Mark.

My '09 "clunked" from new with its 90kg rider. The rapid motion of the under sprung front would have contributed to hydraulic lock.
Springs will certainly help.

Cheers

MattCollins 21-11-09 11:37 PM

Re: sv2005s soft front end?
 
Quote:

Originally Posted by Dave20046 (Post 2101391)
Is the clunking actually detrimental to handling?

Yes. The clunk is caused by a lack of compliance in the suspension which may briefly overload the tyre and cause fork flex and vibration. It will generally unsettle the bike, lowering its limits on uneven surfaces. In the same way it also lowers braking limits as the front chatters, skips and skids. You may not always hear it clunking but the same mechanisms are at work.


Cheers

Dave20046 22-11-09 03:42 PM

Re: sv2005s soft front end?
 
Quote:

Originally Posted by MattCo (Post 2101870)
Yes. The clunk is caused by a lack of compliance in the suspension which may briefly overload the tyre and cause fork flex and vibration. It will generally unsettle the bike, lowering its limits on uneven surfaces. In the same way it also lowers braking limits as the front chatters, skips and skids. You may not always hear it clunking but the same mechanisms are at work.


Cheers

So what's the remedy? different forks? I've got harder springs in mine and it feels ok (much better than standard) and it isn't bottoming out but I still get the clunk every now and then.

MattCollins 23-11-09 08:41 AM

Re: sv2005s soft front end?
 
Drop a set of emulators or intimators in on a budget. I have only used the former on a KLR and before that an XT and they work although they won't deliver the performance of a full cartridge fork.

Swin 23-11-09 09:58 AM

Re: sv2005s soft front end?
 
had the same thing on a Bandit, it needed Hagon springs and thicker oil to cure it (to a degree). I was surprised and disappointed to discover that the SV has the same weakness and intended to try thicker fork oil in it in the first instance to see if that helped at all.

rickymcc 25-11-09 10:13 PM

Re: sv2005s soft front end?
 
hi guys
im new to the forum.
i also have a k5 sv sport that handles like nothing.
ive the back 3 clicks from standard soft setting and the front fully wound in.
its a bit better but still a no good alrounder for handing.
im 85kgs fully loaded.
would love to here what you guys have done to get them sorted.


ricky.

Dave20046 25-11-09 10:37 PM

Re: sv2005s soft front end?
 
cheap and effective; people use progressive or linear springs in the front and a second hand gsxr or kwak shock for the rear. lots of info about projects on here.

bengrrr 26-11-09 09:45 AM

Re: sv2005s soft front end?
 
yep mine does it as well, just adjusted it to hardest setting, still get it every now and then but have gotten used to it. Cheap crap suzuki parts....


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