Shimano’s Slow, Steady Arrival to 12-speed

Shimano Dura-Ace release

Shimano’s official launch of its new Dura-Ace and Ultegra group sets was one of cycling’s most long-awaited announcements. The release of the Dura-Ace R9200 and Ultegra R8100 group sets, bringing Shimano into the realm of 12-speed group sets, came two and a half years after its closest competitor, SRAM, made the leap. Campagnolo has already…