The rollout of the long-awaited next-generation Shimano Dura-Ace R9300 groupset appears to be gathering momentum, with Mathieu van der Poel using the unreleased components at the World Championships road race in Montréal on Sunday.
The Dutchman had been spotted riding it during the course reconnaissance on Wednesday as well, and must have deemed it race-worthy on a course that has seen a lot of dropped chains and mechanicals over the past week.
The tell-tale features of the new groupset are the protruding shift buttons on the inside of the hoods, and, if you’re able to get close enough to count the rings of the cassette, the 13-speed drivetra
