Shimano’s new Dura-Ace RD-R9100 rear derailleur provide superior performance and easier set up.

Redesigned derailleurs deliver lighter action and improved precision, the new Dura-Ace rear derailleur features Shimano’s Shadow RD design, which gives the derailleur a lower profile and more stable operation.

Features

Shimano Shadow RD low-profile design.

Pulley maintains consistent distance to cassette for increased shift stability.

Less damage in a crash.

Maintains compact and smooth appearance.

Specifications

Total capacity: 35T

Weight: 158g