Description
Description
With the fastest shifting in the largest DURA-ACE gear range to date, the RD-R9250 rear derailleur from SHIMANO opens up opportunities for victory or personal best times.
The DURA-ACE RD-R9250 rear derailleur has an integrated charging port and a wireless signal transmission unit that enables super-fast and precise shifting. With only one cage length, the rear derailleur shifts on cassettes up to 11-34 teeth, further increasing the versatility of the world's best road bike component group.
Compact design with integrated wireless signal transmission unit, charger and switch
Auto-Trim function / SHIMANO Synchro-Shift
CFRP rear derailleur cage
LED status display: Battery indicator, pairing, setting mode
Without EW-SD300 and EW-EC300 charging cable
| Range of use | Road |
| design | Shadow |
| color | black |
| Gears | 12 |
| Gear weight | 215 g |
| Large sprocket max. | 34T |
| groupset | Dura-Ace |
| Capacity | 37T |
| Connectivity | EW-SD300 (1x) |
| Abbreviation | RD-R9250 |
| Part no. | IRDR9250F |
| Model year | 2022 |
| Mounting type | Direct mounting |
| Product type | Rear derailleur |
| Shifting action | electronic Di2 |
| Transmission medium | wireless or wired |
