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The Shimano Ultegra Di2 R8170P Disc group brings pro-level electronic shifting and braking performance to dedicated road cyclists. Designed around Shimano’s proven Di2 platform, this groupset delivers fast, precise gear changes at the touch of a button, even under load or on steep climbs. The hydraulic disc brakes provide powerful, consistent stopping in all weather conditions, giving you confidence on long descents and in tight corners. As part of the Ultegra family, it balances high-end performance with durability and reliability, making it ideal for serious training, racing, and demanding endurance rides.
The integrated power meter version (R8170P) adds accurate power measurement directly into your drivetrain, helping you train smarter and track your efforts with modern cycling computers and training apps. Clean cable routing and a sleek aesthetic complement modern road frames, while the intuitive Di2 controls make shifting effortless, even with gloves or in rough conditions. Whether you’re chasing personal bests, tackling gran fondos, or building a dream road bike, the Ultegra Di2 R8170P Disc group offers a refined, race-ready experience with the convenience and precision of electronic shifting.
