The DURA-ACE groupset is the result of Shimano’s ongoing passion for technology. This is reflected in every single component in the groupset. All components are joined together to work as one, reinforcing each other for unparalleled performance. This is how DURA-ACE achieves ultimate supremacy.

Dura Ace BR-9110-R Direct-Mount Brake

The Direct Mount Type Brake Caliper has an increased overall braking performance. A better clearance for a wider tire makes for a more comfortable ride on rough roads. Intuitive braking control for a smooth and light operation.

Max. tire width: 28 mm
Rim width: 19-26 mm

Arch spring tension adjustment cannot be carried out.