Electronic and wireless rear derailleur that is worthy of any victory stool.

The fastest changing rear derailleur Shimano has ever made in a compact and smart design. The rear derailleur is electronic and wireless which delivers precise gear changes every time.

The rear derailleur is available with a single length of cage which is compatible with 28-34T, which gives great versatility.

The rear derailleur has a built-in LED status indicator, which shows battery, pairing and modes.

Mounted with direct mount (shadow)

Charger included.