Thread: GRX Di2
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Old 09-02-20, 04:38 AM
  #29  
pduncanj
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Originally Posted by srode1
Curious, what is it you are trying to achieve with the 817 instead of using an 815? Maybe you had an 817 readily available?

The cage difference between 815 and 817 obviously has nothing to do with the limit problems you are seeing or the odd triple click needed to move the front to the small ring - the Di2 system doesn't know what cage you have only the DR body.

Please post what you find if you resolve it - I'm curious now.
I am using 817 as the cage is (somewhat) compatible to swap with the M8000 SGS. I have fitted a M8000 SGS jockey cage to the 817, as that very long cage has a massive 47T wrap capacity, compared with 38T for the 815. 815 is a completely different design to 817 and the SGS cage would not fit.
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