Questions tagged [di2]

Questions referring to Shimano's electronic groupsets

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92 views

Can I upgrade to Synchro shifting on a 10s Di2 bike? (Ultegra 6770)

I bought a second hand bike with an existing Ultegra DI2 6770 groupset, which is a 10-speed group. I would like to upgrade the components required in order to have syncro shift on it. As far as I ...
0
votes
1answer
97 views

The best way to connect aerobars with Di2-shifters to bike w/ Ultegra 8000 Di2 and the junction box in the bar end?

The current installation (performed by the supplier) of the junction-box (EW-RS910) results in only one port left at the levers for what's usually used for sprint or climbing shifters. This port is ...
-1
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1answer
65 views

Are 9150 shifters and wireless compatible with 9100 Rear Derailleur?

I’m getting Di2 for the first time and have 9150 crankset, shifters, and front derailleur. I was hoping to leverage the wireless features to - do I need to get the 9150 rear derailleur or can I settle ...
1
vote
1answer
127 views

Ultegra 6870 Di2 Synchro Shift

I have an Ultegra 6870 Di2 groupset and I would like to use synchro shift. In e-tube project, I select Customize, then Shift Mode Setting. And I have an error message telling: If SM-BRM1/SM-BRM2/SM-...
4
votes
1answer
295 views

Can I use Shimano's Di2 e-tube project software to do a custom lock out of additional small sprockets while in the small chainring?

Context: I'm designing a drivetrain for a touring triple-tandem that I'd like to have a very wide gear ratio. I plan to use the Shimano Di2 derailleurs (long cage RD-M9050-SGS and 3x11 FD-M9050) to ...
2
votes
1answer
750 views

Shimano STePS Di2 Shifting with Alfine 11 - will it be ever automatic?

The Shimano STePS with Di2 and Alfine 8 received a firmware update this year, which enabled automatic shifting (it was not automatic before). Does anybody know if Alfine 11 models will receive any ...