Our 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
- Our 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
PRODUCT SPECIFICATIONS
| MODEL NO | RD-R9250 |
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| SERIES | DURA-ACE R9200 Series |
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| Color | Series color |
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| Average weight | 215 |
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| Remarks | w/o Bracket spec. available |
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| Rear speeds | 12 |
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| Top-normal spring type|SHIMANO SHADOW RD | ✔ |
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| Mount|Direct attachment (Conventional) | ✔ |
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| Mount|Direct Mount | ✔ |
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| Max. front difference | 16T |
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| Total capacity | 37T |
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| Low sprocket|Max. | 34T |
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| Low sprocket|Min. | 30T |
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| Top sprocket|Max. | 11T |
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| Top sprocket|Min. | 11T |
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| Fluoric coated link bushings | 4 |
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| Pulley|G pulley bearing | ✔ |
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| Pulley|T pulley bearing | ✔ |
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| Pulley|Teeth | 11 |
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| Pulley|Sunken type pulley bolt | ✔ |
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| B-axle|Hollow axle | ✔ |
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| B-axle 2|Hollow axle | ✔ |
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| Di2 connectivity wired|Di2 shifting | ✔ |
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| Di2 connectivity wireless|Di2 shifting | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|Adjust mode information | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|Di2 battery level | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|Gear position | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|SHIMANO STEPS data items (*3) | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE RIDE | ✔ |
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| Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE PROJECT | ✔ |
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| Di2 connectivity wireless|ANT private (*2)|Adjust mode information | ✔ |
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| Di2 connectivity wireless|ANT private (*2)|Di2 battery level | ✔ |
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| Di2 connectivity wireless|ANT private (*2)|Gear position | ✔ |
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| Di2 connectivity wireless|ANT private (*2)|SHIMANO STEPS data items (*3) | ✔ |
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| Firmware update by E-TUBE PROJECT | ✔ |
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| SD50 port (pcs) | 0 |
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| SD300 port (pcs) | 1 |
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| SD50 connector (pcs) | 0 |
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| SD300 connector (pcs) | 0 |
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| LED for system status | ✔ |
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| Charging port (pcs) | 1 |
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| Charging cable | EW-EC300 |
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