Shimano Dura-Ace AND Ultegra Deliver Fastest Shifting ever with wireless 12 speed groups

For the first time in history, Shimano is launching their newest Dura-Ace group and the new Ultegra at the same time. That’s right, the new Shimano Dura-Ace R9200 and Ultegra R8100 12-speed groups are here, and they’re wireless, offer the fastest shifting ever, wider range gearing, massively improved braking, and a completely revised charging system.

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