SHIMANO ULTEGRA Di2 Rear derailleur SHIMANO SHADOW RD 2x12-speed

RD-R8150

SHIMANO ULTEGRA Di2 Rear derailleur SHIMANO SHADOW RD 2x12-speed

RD-R8150

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

  • icon_bc_bluetooth
    Bluetooth
  • icon_bc_ant
    ANT

PRODUCT SPECIFICATIONS

MODEL NO RD-R8150
SERIES ULTEGRA R8100 Series
Color Series color | Series color
Average weight 262
Remarks w/o Bracket spec. available
Rear speeds 12 - 12
Top-normal spring type|SHIMANO SHADOW RD
Mount|Direct attachment (conventional)
Mount|Direct mount
Max. front difference 16T
Total capacity 39T - 39T
Low sprocket|Max. 34T
Low sprocket|Min. 30T
Top sprocket|Max. 14T - 11T
Top sprocket|Min. 11T - 11T
Fluoric coated link bushings 4 - 4
Pulley|Guide pulley bearing
Pulley|Tension pulley bearing
Pulley|Teeth 11 - 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

REPLACEMENT PARTS