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The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile with a single cage length compatible with 28-34T sprockets.
The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile with a single cage length compatible with 28-34T sprockets.
Shimano

Shimano RD-R8150 Ultegra Di2 2x12s Rear Derailleur in Black

$409.99 $470.00 13% off
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Shimano RD-R8150 Ultegra Di2 2x12s Rear Derailleur in Black

Season:2024

Brand:Shimano

Code:RD0094

The 12-speed Shimano Ultegra R8150 rear derailleur provides fast, accurate shifting and is versatile with a single cage length option.

The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile thanks to a single cage length option that is compatible with 28-34T low sprockets.

Features:

  • Fastest ever rear shifting, 58% faster than RD-R9150
  • LED status indicator
  • Battery indicator
  • Pairing
  • Adjust mode
  • Wider range capacity
  • Max. low sprocket: 34T
Technical Information
  • Series
    Ultegra
  • Rear speeds
    12
  • RD construction
    Shimano Shadow RD
  • Mount
    Direct attachment (conventional), Direct mount
  • Max. front difference
    16T
  • Total capacity
    39T
  • Low sprocket
    Max. 34T, Min. 30T
  • Top sprocket
    Max. 11T, Min. 11T
  • Fluoric coated link bushings
    4
  • Pulley
    Guide pulley bearing, Tension pulley bearing, 11 teeth, Sunken type pulley screw
  • B-axle
    Hollow axle
  • Di2 connectivity
    Wired (Di2 shifting), Wireless (Bluetooth LE, ANT private)
  • Firmware update
    E-TUBE PROJECT
  • SD300 port
    1
  • LED for system status
    Yes
  • Charging cable
    EW-EC300
  • Average weight
    262g
Sizing Information
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