Shimano Dura-Ace RD-R9250 12-Speed Di2 Rear Derailleur

Shimano Dura-Ace Di2 RD-R9250 12 Speed Rear Derailleur

The fastest ever shifting across SHIMANO's widest ever DURA-ACE gear range, the RD-R9250 is capable of both race wins and personal bests.

The DURA-ACE RD-R9250 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 shifts cassettes from 11-28 to 11-34 bringing new versatility to the world's best road component group.