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Re: [Geared_hub_bikes] Re: Retrofit rear disc hub - from Swobo Baxter to Otis

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  • Frank White
    The coaster brake itself is more likely to cause a catastrophic failure than its removal. ... -- Sent from my mobile device -Frank White
    Message 1 of 30 , Oct 31, 2011
    • 0 Attachment
      The coaster brake itself is more likely to cause a catastrophic
      failure than its removal.

      On 10/31/11, Rich W <astronut1001@...> wrote:
      > Does anyone have any experience with removing the coaster brake from a IGH
      > of any make? In some hubs it looks like it is integrated enough so I wonder
      > if removal is truly an option without custom machining of spacers or other
      > parts.
      >
      > I certainly would want to have a discussion with an IGH expert mechanic
      > before trying something which could potentially cause a hub malfunction or
      > catastrophic failure.
      >
      > Rich Wood
      >
      > --- In Geared_hub_bikes@yahoogroups.com, Frank White <survivalbicycle@...>
      > wrote:
      >>
      >> 1-The hub is probably safer with the coaster removed, if anything.
      >> The washer needs to replace the coaster arm.
      >> 2-What distance? What tektro?
      >>
      >> On 10/30/11, syracusesna <bcasey1@...> wrote:
      >> > So I still have not built up the nerve to remove the coaster brake.
      >> > Before
      >> > I get into it 2 final questions:
      >> >
      >> > 1) Is this safe for the internals of the hub, and what size washer do I
      >> > need?
      >> >
      >> > 2) Is there a new source or a new product that can be used for the 89mm
      >> > braking distance? A tektro was spec'd previously.
      >> >
      >> > --- In Geared_hub_bikes@yahoogroups.com, X X <cerberus900@> wrote:
      >> >>
      >> >> On Fri, Oct 15, 2010 at 8:40 PM, syracusesna <bcasey1@> wrote:
      >> >> >
      >> >> >
      >> >> > Yeah.  This thread has alot of options too. more rear disc
      >> >> > conversions
      >> >> >
      >> >> > Do you think any of them might work well with my Swobo Otis?  I'm a
      >> >> > bit
      >> >> > miffed that Swobo wouldn't even sell me the little part for the
      >> >> > Baxter
      >> >> > just
      >> >> > so I can try and get a starting point.
      >> >> >
      >> >> > I think I might just build up another wheel with an iM3 or 8 disc hub
      >> >> > and
      >> >> > then try the A2z or homebrew mod.  At the end of the day, I would
      >> >> > just
      >> >> > be
      >> >> > happy to remove the coaster brake.  I hear it's not possible.  Say it
      >> >> > ain't
      >> >> > so.....
      >> >> >
      >> >>
      >> >> To disable the coaster, go here:
      >> >>
      >> >> http://www.sram.com/_media/techdocs/2010%20SRAM%20Performance%20Comfort%20SPC_RevA.pdf
      >> >>
      >> >> Page 14
      >> >>
      >> >> Remove the rollers from part number #12 and the roller clip from #13
      >> >> and replace the brake arm with a large washer. Leave the brake pads in
      >> >> as a spacer. Oil everything. This should turn the hub into a freewheel
      >> >> hub, with the small outside possibility of some issue I can't predict.
      >> >>
      >> >> As a replacement hub the shimano nexus 8 with a roller brake will run
      >> >> a little more than an Imotion 3 with a disc brake, but you avoid all
      >> >> the hack hassle with the A2z. The shimano nexus is built like a tank
      >> >> is a very reliable hub even under grave abuse. The roller brake is
      >> >> anemic compared to a disc, but on a rear wheel a skid is a skid. In
      >> >> addition you get some shifter choices with the nexus/alfine hubs, and
      >> >> actual (if not great) parts support.
      >> >>
      >> >> Otherwise you might want to look at a sturmey hub with a drum brake,
      >> >> once again not as powerful as a disc but much cheaper and a good deal
      >> >> less hassle. And sturmey is putting everyone else to shame with their
      >> >> new shifter selection.
      >> >>
      >> >> If you are going to mix and match brake systems I would recommend the
      >> >> Avid speed dial levers if you are staying with MTB bars, as they
      >> >> should allow you to run nearly anything that isn't hydraulic.
      >> >>
      >> >
      >> >
      >> >
      >>
      >> --
      >> Sent from my mobile device
      >>
      >> -Frank White
      >>
      >
      >
      >

      --
      Sent from my mobile device

      -Frank White
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