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front end clonking

Posted: Tue Mar 03, 2009 7:59 am
by raul
my bike developed a clonking and after a close inspection i found out that are the pads moving in the caliper(both sides). Is there any solution to cure this ? would it have a negative effect in the future if not sorted? i have played with the pads backing sprigs already but no joy,, the pads are ebc HH type ,,, thank you all

Re: front end clonking

Posted: Tue Mar 03, 2009 9:13 am
by Jamz
They're designed to be loose in the calipers to some extent. I think it's unlikely to be a problem.

It shows that your pistons are moving back freely away from the disk like they're supposed to.

Re: front end clonking

Posted: Tue Mar 03, 2009 11:31 am
by cargo
steering head bearings

Re: front end clonking

Posted: Tue Mar 03, 2009 5:17 pm
by hatatfatcat
Warped discs, causing the pads to move is my bet.

Re: front end clonking

Posted: Tue Mar 03, 2009 5:53 pm
by Jamz
When's it actually making the clonking noise?

Is it just one clonk or a series?

Can you feel any vibration or bangs through the bars?

Does your brake lever pulse slightly if you apply the brakes?

That ought to get some better answers! :smt003

Re: front end clonking

Posted: Tue Mar 03, 2009 6:49 pm
by raul
-head bearings are OK ,no play no movement and steers freely
- a clonk every wheel revolution or less
- disks are 2 months old (ebc pro light ) pads the same 2 months old ebc HH 3mm left ; new disks and pads went in at once
-no pulsing when breaking , the brakes work wonders as i rebuilt the calipers with the old seals no long ago(new ones on the way )
All i can think of is that maybe the pads are a tad smaller being a pattern part not original OM std , the old pads never used to clonk that's why i will try to switch to std back as they are due to be changed any way

Re: front end clonking

Posted: Tue Mar 03, 2009 7:01 pm
by lewisdale
have you checked everythings tight? bolts on discs, calipers, suspenson even fairings etc?

Re: front end clonking

Posted: Tue Mar 03, 2009 7:32 pm
by raul
lewisdale wrote:have you checked everythings tight? bolts on discs, calipers, suspenson even fairings etc?
yep its all good apart from the anoyng clonking

Re: front end clonking

Posted: Thu Mar 05, 2009 9:26 am
by raul
parts arrived and rebuilt the calipers ,new pads and no more clonking for now ;some of the pistons we're partially stuck causing the pads to were at a angle

Re: front end clonking

Posted: Thu Mar 05, 2009 12:24 pm
by cargo
Am I right in thinking you have now fitted OE Kawasaki pads ?

Re: front end clonking

Posted: Fri Mar 06, 2009 9:24 pm
by raul
cargo wrote:Am I right in thinking you have now fitted OE Kawasaki pads ?
not sure if they're OE but they're KYOTO jap stuff ,and they sit nice and tight in the caliper + they perform as good as the ebc HH
The best change is, with the new seals I've rebuilt the calipers? means i don't have to un-cease the front wheel every morning

Re: front end clonking

Posted: Sun Mar 08, 2009 5:09 pm
by jack sharpezxr 400 L
steering head bearings