Shimano ultegra r8000 11 speed groupseteagerly anticipated the updated shimano ultegra r8000 11 speed groupset has arrived it was never going to be easy to improve on the ultegra 6800 but there are clear improvements on aesthetics and performance shimano has evolved the ultegra series which hugely benefits from the joys of its bigger brothers technology dura ace r9000 infused with state of the art technology the shimano ultegra r8000 11 speed groupset is superbly stiff light and respon