The Shimano Dura-Ace RD-R9250 rear derailleur integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worthy of any podium. A single cage length shifts cassettes from 11-28 to 11-34, offering exceptional versatility.

– Ultra-fast rear Di2 shifting
– Compact design includes an integrated wireless unit, charger, switch
– Wider range capacity
– Max. low sprocket: 34t
– CFRP rear derailleur plate
– LED status indicator
– Battery indicator, pairing, adjust mode etc.