Shimano Dura-Ace RD-R9250 12sp Rear Di2 Derailleur
Shimano's fastest ever shifting across the widest ever Dura-Ace gear range, the Shimano Dura-Ace Di2 RD-R9250 12-Speed Rear Derailleur 34T Max is capable of both race wins and personal bests. The Shimano Dura-Ace Di2 RD-R9250 12-Speed Rear Derailleur 34T Max integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worth of any podium. A single cage length that is compatible with 28-34T low sprockets brings new versatility to the world's best road component group.
- Shimano's fastest ever rear shifting, 58% faster than RD-R9150
- Compact design includes an integrated wireless unit, charger, and switch
LED status indicator
- Battery indicator
- Adjust mode, etc.
Wider range capacity
- Max. low sprocket: 34T
- CFRP rear derailleur plate