Shimano update their premier road group about every 4 years, this time around it's a lot more than an additional cog or a new look. The new Dura-Ace R9100 responds to the demands of the modern cyclist is such a convincing fashion that Shimano are now the clear leader in road components, and the new Dura-Ace R9100 the ultimate choice for your next road bike.
Additional gear ratios: Dura-Ace remains 11sp "Yes!!" but can accommodate larger cogs with Shimano now offering a 11-30 cassette and the rear derailleur able to accommodate a 32T.
Included in groupset