Tom, Suntour Superbe Pro rear derailleur model number RD-3100 circa 1981 had a capacity of 22 teeth total difference, front 12T, rear 13T-23T = 10T. Hope this helps. Best wishes Mick B. Huntingdon UK.
> Can anyone tell me how large a freewheel cog a
> Suntour Superbe Pro will
> handle comfortably? At that time the Super Records
> would handle 28, but
> with a little difficulty (I think the extra chain
> was the culprit, but my
> setups were never satisfactory with this
> combination). Was the Suntour a
> little more forgiving of such a large freewheel cog?
> I'd rather have a
> little less gearing than compromise the performance
> of the shifting.
> Tom Sanders
> Lansing, Mi
>
>
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Thats all for now. Keep those wheels spinning, in your memories if not still on the road. Be lucky Mick Butler Huntingdon UK.
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