"socks" <[email hidden]> wrote in message
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Quoted message said:i'm not a bike expert, or maintenance expert, so i wanted to bounce
something off the group.
i've got a 2003 klein attitude with not so many miles (maybe 200
off-road),
Quoted message said:a slipping seatpost (common kein problem?) and some annoying creaks. i've
looked for cracks and don't see any. (i really doubt that i'd have them
anyway, because i haven't had any hard crashes, i only weigh 150 lbs.)
the creaks seem to come when i'm seated, and not when i stand for
downhills
Quoted message said:or climbs.
so my idea is that the seatpost slips, and the sound echos down the
top-tube
Quoted message said:making a loud creak.
does that sound at all possible?
and btw, what is the best fix for a slipping klein seatpost?
Slipping seatpost, common Klein problem? I don't think so. Maybe so,
but news to me. Never had issues with my Thomson in my 98 Klein Mantra, nor
heard of several other Klein owners I know having a problem.
The creaking is another story, and yes, a common problem, not just for
Kleins, but maybe especially so with Mantras. Yes, everything echoes through
the tubes, especially the big "boom" tube on the Mantras. I have found ALL
of the following to be guilty parties at one time or another: (first two are
the likely culprits for you, since you say noise stops if you're off the
seat.)
1. Seat tube: rocking ever so slightly (but not slipping down at all.) The
fix: take it out and clean well, inside tube included, then regrease all
surfaces (tube, post, collar, bolt parts) and reinstall.
2. Seat rails: titanium rails were HORRIBLY noisy for me. The fix: I went
back to cromoly and stopped most of the problem. Cleaning and lubing helps
when they're noisy.
3. Crank/Bottom bracket. The fix: Remove, clean, regrease, reinstall. (I use
antiseize compound on BB threads.)
4. Headset/stem. Same fix... remove, clean, regrease, reinstall.
5. Pivot "bushings." Seems to me they are more like teflon liners on the
Mantra setup, but they are noisy at times, and the only fix I know of is to
wait them out. The grit or whatever gets in and creaks has to find another
place to go. No hurrying it along as far as I know, but it does eventually
go away.
6. More rarely for me, Pedals. Fix... errm,,, ??? New Times?
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