Does the eTap 2x11 front derailleur know where in the pedal stroke I am and time the shift accordingly for optimal shifting? December 03, 2019 16:56 Updated No. The derailleur is not intuitive, shifts happen mechanically when you activate the shifter. Related articles Does SRAM make a head unit that is compatible with SRAM RED eTap? Can the SRAM RED eTap 2x11 components communicate with my iOS or Android device? Will SRAM make periodic eTap 2x11 firmware updates? Can I set up the SRAM RED eTap 2x11 system to do sequential shifting? Can I program the shift speed? Comments 0 comments Article is closed for comments.