Shimano Finally Goes All-In on Wheels: The New Dura-Ace WH-R9370 SeriesKat Matthews on the new Shimano C99 and Rear DiscLet’s be honest: when it comes to engineering credibility, Shimano rarely lacks in that department. These Wheels Have Been Hiding in Plain Sight for Six MonthsWe have seen these new Dura-Ace wheels a lot in 2026 already. Sure, there’s the PRO sub-brand that has made these in the past but these are the first deep and rear disc wheels Shimano has actually made at mass scale. Carbon Spokes, Finally — But Shimano’s WayThe defining innovation of the R9370 series is Shimano’s newly engineered carbon spokes, offered in two profiles: Super Aero (5.2mm × 0.8mm) and Aero (4.0mm × 1.1mm). So the question I have is this: has Shimano finally made wheels that match its groupsets?