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einreb einreb is online now
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Join Date: Jan 2003
Location: IL
Posts: 1,639
Re: Re: Re: To PolyBronze or not...

Quote:
Originally posted by safe
How many has that happen to and why?
I don't know... but it seems to come up a lot. I think it was a problem for some and thus chuck came up with a solution.

Quote:
Originally posted by safe
Cant that happen with polygraphites also?
Other could likely respond better, but my guess is no. The polygraphite would just wear to the point that it would no longer bind.

Quote:
Originally posted by safe
Even the polybronzes can be installed incorrectly leading to repeated install-reinstall-reinstall.....
You talking to me punk!?!?! Even correct installation can lead to repeated install/reinstall.

Souk is likely refering to the fact that I had a HELL of a time with my rear polybronze bushings. I had noise on one side and some very bad scoring on the other. I undid and redid it a bunch of times. It was finally solved by new inner bearings and races from chuck. I had several other look at the install and no one found any obvious problems.

My impression is that there are wear surfaces on the bearing that will never see additional lubrication other than if its unistalled and done manually. The grove pattern for the grease is typically used for sleaves that rotate 360, not the 20 (or whatever) degrees your suspension travels. there is also an outside lip edge with no means of lubrication that the race seats against. I suspect this was my problem area.
Old 09-15-2005, 08:09 AM
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