DURA-ACE – Di2 Rear Derailleur – SHIMANO SHADOW RD – 11-speed

The DURA-ACE 9100 derailleur blends an aerodynamic SHADOW design with enhanced range options in a lightweight, attractive mechanism aimed at discerning road cyclists. The RD-9150 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting.

FEATURES

Ergonomic shifting operation without stress

SHIMANO synchronized shift

Low profile rear derailleur design

SHIMANO SHADOW RD

Race endurance for less damage in crash

Maintains compact and smooth appearance