SHIMANO Dura-Ace DI2 RD-R9250 Shadow Rear Derailleur 12-Speed
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.
Direct Attachment (Direct Mount Compatible)
With TL-EW300
Cage Length One-Spec
Chain Wrap Capacity (teeth) 37
Color Black
Drivetrain Speeds 12
Largest Cog 34
Rear Der/Shifter Compatibility Shimano Road Di2
Rear Derailleur Mount Type 10×1 Standard
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.