Shimano Di2 R9250 RD Rear Derailleur DURA-ACE 12Speed Road Bicycle Part SHADOW Rear Derailleur Support 34T Cassette 12S Original
MODEL NO RD-R9250
SERIES DURA-ACE R9200 Series
Color Series color
Average weight 215
Remarks w/o Bracket spec. available
Rear speeds 12
Top-normal spring type|SHIMANO SHADOW RD ✔
Mount|Direct attachment (conventional) ✔
Mount|Direct mount ✔
Max. front difference 16T
Total capacity 37T
Low sprocket|Max. 34T
Low sprocket|Min. 30T
Top sprocket|Max. 11T
Top sprocket|Min. 11T
Fluoric coated link bushings 4
Pulley|Guide pulley bearing ✔
Pulley|Tension pulley bearing ✔
Pulley|Teeth 11
Pulley|Sunken type pulley screw ✔
B-axle|Hollow axle ✔
B-axle 2|Hollow axle ✔
Di2 connectivity wired|Di2 shifting ✔
Di2 connectivity wireless|Di2 shifting ✔
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Adjust mode information ✔
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|Bluetooth® LE custom (*1)|Compatible with E-TUBE RIDE ✔
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE PROJECT ✔
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) ✔
Firmware update by E-TUBE PROJECT ✔
SD50 port (pcs) 0
SD300 port (pcs) 1
SD50 connector (pcs) 0
SD300 connector (pcs) 0
LED for system status ✔
Charging port (pcs) 1
Charging cable EW-EC300
