Sheldon Brown's Final Message

[Garrison Hilliard]

On Feb 3, 11:42 pm, Sheldon Brown <[email protected]> wrote:
> quoth Andre Jute
>
> > ...Shimano specifically says the chainwheel/sprocket tooth
> > ration should be between 2.0 and 2.1.
>
> I have never seen this spec for Nexus hubs.  I suspect this is related
> to the Smover automatic transmission system, not to any limitation of
> the Nexus hub itself.
>
> Smover isn't yet available on this side of The Pond, so I have no
> experience with this, but as far as the hub itself is concerned,
> there's no reason for Shimano or anyone else to object to a high gear
> ratio.  It's only chain ratios that overstress hubs.
>
> My own Nexus 8 bikes are:
>
> http://sheldonbrown.org/raleigh-international52/19 w/28-622 tyres
>
> (I was running 52/18 when I was using that wheel on my Picchio tandem
> for a couple of weeks.)
>
> and:
>
> http://sheldonbrown.org/iro52/18 w/33-584 tyres
>
> See also:http://sheldonbrown.com/gears/internal
>
> Sheldon "Neck's Us" Brown
> +-------------------------------------------+
> |  My daughter is a fine singer.  She's on  |
> |    YouTube singing Dvorak and Mozart:     |
> |        http://tinyurl.com/2wbf3c         |
> +-------------------------------------------+
>  Harris Cyclery, West Newton, Massachusetts
>     Phone 617-244-9772  FAX 617-244-1041
>          http://harriscyclery.com
>     Hard-to-find parts shipped Worldwide
>          http://captainbike.com
>  Useful articles about bicycles and cycling
>          http://sheldonbrown.com

Just noting it.

 

[Peter Cole]

Garrison Hilliard wrote:
> On Feb 3, 11:42 pm, Sheldon Brown <[email protected]> wrote:
>> quoth Andre Jute
>>
>>> ...Shimano specifically says the chainwheel/sprocket tooth
>>> ration should be between 2.0 and 2.1.
>> I have never seen this spec for Nexus hubs. I suspect this is related
>> to the Smover automatic transmission system, not to any limitation of
>> the Nexus hub itself.
>>
>> Smover isn't yet available on this side of The Pond, so I have no
>> experience with this, but as far as the hub itself is concerned,
>> there's no reason for Shimano or anyone else to object to a high gear
>> ratio. It's only chain ratios that overstress hubs.
>>
>> My own Nexus 8 bikes are:
>>
>> http://sheldonbrown.org/raleigh-international52/19 w/28-622 tyres
>>
>> (I was running 52/18 when I was using that wheel on my Picchio tandem
>> for a couple of weeks.)
>>
>> and:
>>
>> http://sheldonbrown.org/iro52/18 w/33-584 tyres
>>
>> See also:http://sheldonbrown.com/gears/internal
>>
>> Sheldon "Neck's Us" Brown
>> +-------------------------------------------+
>> | My daughter is a fine singer. She's on |
>> | YouTube singing Dvorak and Mozart: |
>> | http://tinyurl.com/2wbf3c |
>> +-------------------------------------------+
>> Harris Cyclery, West Newton, Massachusetts
>> Phone 617-244-9772 FAX 617-244-1041
>> http://harriscyclery.com
>> Hard-to-find parts shipped Worldwide
>> http://captainbike.com
>> Useful articles about bicycles and cycling
>> http://sheldonbrown.com
>
> Just noting it.

It may sound maudlin, but I unmarked it as read, just so it wouldn't go
away.