Below, we cover the features of Shimano's previous generation 11-speed groupsets, Dura-Ace Di2 R9150/9170, Dura-Ace R9100/9120, Ultegra Di2 R8050, Ultegra R8000 and 105 R7000.
Improved braking, new shifting options, and class leading gear range make it a real contender for the best gravel groupset ...
We've got some very special bikes for you this week but, be warned, they're not cheap. Plus a new action camera to capture your adventures.