- Faster change than ever, of 58% faster than RD-R9150.
- Compact design includes an integrated wireless drive, a charger and a switch.
- LED status indicator.
- Battery indicator.
- Pairing (pairing).
- Adjustment mode, etc.
- Range of broader relationships.
- Pinone max min.: 34d.
- Rear derailleur platelet in CFRP.