Shimano Dura-Ace RD-R9250 Rear Derailleur
Shimano's 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 that is compatible with 28-34T low sprockets brings new versatility to the world's best road component group.
FEATURES
- 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
Pairing
Adjust mode, etc. -
Wider range capacity
Max. low sprocket: 34T - CFRP rear derailleur plate
SPECIFICATIONS
| MODEL NO | RD-R9250 |
|---|---|
| SERIES | DURA-ACE R9200 Series |
| Color | Series color |
| Average weight | 215 |
| Remarks | w/o Bracket spec. available |
|---|---|
| Firmware update by E-TUBE PROJECT | ✔ |
| Total capacity | 37T |
| Charging port (pcs) | 1 |
| B-axle_Hollow axle | ✔ |
| Mount_Direct mount compatible | ✔ |
| Fluoric coated link bushings | 4 |
| Low sprocket_Max. | 34T |
| Low sprocket_Min. | 28T |
| Max. front difference | 16T |
| Pulley_G pulley bearing | ✔ |
| Pulley_Sunken type pulley bolt | ✔ |
| Pulley_Teeth | 11 |
| Pulley_T pulley bearing | ✔ |
| Top-normal spring type_SHIMANO SHADOW RD | ✔ |
| Top sprocket_Max. | 11T |
| Top sprocket_Min. | 11T |
| Rear speeds | 12 |
| Di2 connectivity wired_Di2 shifting | ✔ |
| Di2 connectivity wireless_ANT private (*2)_Adjust mode information | ✔ |
| Di2 connectivity wireless_ANT private (*2)_Di2 battery level | ✔ |
| Di2 connectivity wireless_ANT private (*2)_Gear position | ✔ |
| Di2 connectivity wireless_ANT private (*2)_SHIMANO STEPS data items (*3) | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_Adjust mode information | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_Compatible with E-TUBE PROJECT | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_Compatible with E-TUBE RIDE | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_Di2 battery level | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_Gear position | ✔ |
| Di2 connectivity wireless_Bluetooth® LE custom (*1)_SHIMANO STEPS data items (*3) | ✔ |
| Di2 connectivity wireless_Di2 shifting | ✔ |
| LED for system status | ✔ |
| SD300 connector (pcs) | 0 |
| SD300 port (pcs) | 1 |
| SD50 connector (pcs) | 0 |
| SD50 port (pcs) | 0 |
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