The Shimano Dura Ace Di2 R9270P complete group is a highly advanced shifting system specifically designed for road bikes. It offers a combination of precise electronic shifting and powerful brakes, ensuring an optimal riding experience. With a 12-speed system and a cassette ranging from 11 to 30 teeth, this group provides a wide gear range suitable for both flat and hilly terrains. The Dura-Ace components are designed for durability and efficiency, while the down-swing derailleur construction ensures smooth shifting performance. The group also includes a high-quality chain certified for e-bikes, as well as an internal battery for the Di2 specification, ensuring reliable power supply. This complete group is the ideal choice for demanding cyclists who value performance and precision.

• Precise electronic shifting for optimal gear changes
• Wide gear range from 11-30 teeth
• Durable and efficient Dura-Ace components
• Includes e-bike certified chain for added robustness.