7

There are no Shimano brifters that are 2x11 compatible, but Microshift manufactures some. I use a Microshift SB-110 (1x11) and a bar-end shifter for a drop-bar 3x11 setup with an XT rear derailleur (RD-M8000) and XTR front derailleur (FD-M9000) with no issues. Here is Microshift's product page for the SB-110: https://www.microshift.com/en/product/sb-m110/


4

As already noted in other answers, there is no compatible unit. The pull ratio is different. However, given the typical prices of brifters and derailleurs, I think it would be better to buy a new 11-speed derailleur that is compatible with your new brifters - such as the Shimano GRX. It will be better than some extra units for pull ratio conversion. The ...


3

Unfortunately 11 speed MTB and 11 speed road have different pull ratios. You could use this adapter/converter: https://www.wolftoothcomponents.com/products/tanpan It should allow you to keep using your existing rear derailleur and cassette.


2

Assuming your shifters are SL-M5100 https://bike.shimano.com/en-SG/product/component/deore-m5100/SL-M5100-L.html https://bike.shimano.com/en-SG/product/component/deore-m5100/SL-M5100-R.html Then the product matrix at https://productinfo.shimano.com/#/com?cid=C-432&acid=C-435 says no. Sadly the "gravel bike" specific groupsets are based on ...


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