Now simplified with a single derailleur cage length, the new 12-speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option.
With our fastest, most accurate shifting, the new 12-speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.
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
SPECIFICATION ICONS
PRODUCT SPECIFICATIONS
MODEL NO | RD-R8150 |
SERIES | ULTEGRA R8100 Series |
Color | Series color |
Average weight | 262 |
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 | 39T |
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 |