Description of Shimano Dura Ace SM-RT900 Disc Centerlock
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.
SM-RT900 Disc Centerlock
The SM-RT900 rotor offers greater heat management capability than Shimano’s
SM-RT99 industry-leading ICE TECHNOLOGIES FREEZA rotors,
resulting in unparalleled braking performance and reliability in the most demanding conditions.
SPECIFICATIONS
DIAMETER: 140mm,160mm
WEIGHT: 140mm-100g | 160mm-118g
With Lock Ring