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Clunking noise from the rear

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Old May 28, 2007 | 08:10 PM
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Default Clunking noise from the rear

Not sure where to put this but since alot of you track junkies are running KWs I thought I would get more response here.


I recently installed KW Variant 3 with OEM top hats and now I am getting a clunking noise from the rear. All the bolts are tightened and I have loaded the suspension and then tightened everything. I never had this issue prior to installing the KWs. Is it safe for me to drive around?

Thanks in advance.
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Old May 28, 2007 | 08:23 PM
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Interesting. I've had a mild clunking noise, even when creeping at 20 mph, with my JRZ's since installed 4 years ago and could never find the source of the sound. Tried padding the hoses, canisters, checked all bolts on suspension and bodywork, and never solved it. Still a mystery.
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Old May 28, 2007 | 08:32 PM
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I think I have heard the same sound before and checked everything. Everything was tight and just fine...

Good luck with it, but I think if everything is tight then there shouldnt be a big issue
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Old May 29, 2007 | 04:42 AM
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Originally Posted by rlaifatt,May 28 2007, 10:23 PM
Interesting. I've had a mild clunking noise, even when creeping at 20 mph, with my JRZ's since installed 4 years ago and could never find the source of the sound. Tried padding the hoses, canisters, checked all bolts on suspension and bodywork, and never solved it. Still a mystery.
Me too...same noise I'd describe as a mild clunk at low speed idle (when I can hear it over the exhaust). I also tried to find the source without any luck. Whatever it is, it doesn't appear to be causing any accelerated wear or handling issues from what I can tell.
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Old May 29, 2007 | 06:25 AM
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Originally Posted by rlaifatt,May 28 2007, 08:23 PM
Interesting. I've had a mild clunking noise, even when creeping at 20 mph, with my JRZ's since installed 4 years ago and could never find the source of the sound. Tried padding the hoses, canisters, checked all bolts on suspension and bodywork, and never solved it. Still a mystery.
The clunking noise is mild for me as well and only can be heard when moving. It sounds like its coming from the rear shock towers (both sides). Can it be that I installed the top hats wrong?

OT but one of the allen key screws that holds the spring perch in place has been stripped and does not really thread. Would this cause the springs to move?
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Old May 30, 2007 | 07:54 AM
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Anyone?
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Old May 30, 2007 | 08:33 AM
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Are you talking about a single clunk, or a continuous doogadoogadoogadooga noise in response to pavement irregularities? I've got the latter with stock springs on Penskes. I'm starting to think that it's one of the stock parts that wasn't designed to deal with as much damping as I have.

I've had the lower forks machined to exactly fit the bolts, padded the reservoirs, clamped them down hard with hose clamps, padded the reservoir hoses...
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Old May 30, 2007 | 09:07 AM
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i get some noise out of the rear with my KWs as well. guess ill live with it till one falls off.
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Old May 30, 2007 | 09:14 AM
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[QUOTE=Orthonormal,May 30 2007, 08:33 AM] Are you talking about a single clunk, or a continuous doogadoogadoogadooga noise in response to pavement irregularities?
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Old May 30, 2007 | 01:50 PM
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blown KWs shoot oil all over the your wheelwell... like this

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