Originally Posted by
mstateglfr
The 11sp RD is named 'R9'? Thats insane.
it's not insane, it's just stupid, but yes, the 11 speed road shifters are apparently "r9," the 11 speed gravel shifters are "gr9"
the rear derailleurs likewise have the same confusing naming scheme, but it's not much different than confusing names like 'Shimano 105 7020' or 'SRAM RED, BLACK ED'