Thread: Do-it-Yourself DI2 Shifter conversion. How hard to do?
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Old 08-24-09 | 11:31 AM
  #6  
Rogue Leader
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From: Merrick, NY

Bikes: 2009 Mercier Galaxy (custom build), 2008 Argon 18 Mercury

Originally Posted by wirelessness
Sorry guys, I thought the question was pretty clear. Looking for guidance/input on converting existing Ultegra drive train to Di2 SHIFTING ONLY. I understand the cranks, brakes and cassette do not need to be changed. Not saying it isn't expensive but you can in fact get the complete kit sans brakes, cranks and cassette for about $2k not $4k. Basically wondering how difficult mechanically it would be to make the swap. Thanks!!!
Probably easier than putting normal components on a bike since things like the proper indexing for each gear is probably programmed in.
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