DURA-ACE Di2 Rear Derailleur SHIMANO SHADOW RD 12-speed

RD-R9250 NEW

duraace_r9200

RD-R9250 NEW

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.

  • 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

TECHNOLOGIES

PRODUCT 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

SERIES LINE-UP

  • Cassette Sprocket DURA-ACE 12-speed HYPERGLIDE+ Road Cassette Sprocket
  • Crankset DURA-ACE HOLLOWTECH II Crankset 2x12-speed
  • Brake DURA-ACE Dual-Pivot Brake Caliper
  • Brake DURA-ACE Direct Mount Front Brake Caliper