Shimano ICE Technologies takes the innovative 3-layer clad rotor to the next level by adding radiator fins. The new SM-RT99 rotor is the most effective heat management rotor ever produced by Shimano.
  • pretty_bullet.png Clad rotor blade, Stainless steel/Aluminum/ Stainless steel 3-layer clad rotor with radiator fin structure achieves heat management more efficiently 40 degree C reduction in heat vs.SMRT98
  • pretty_bullet.png Better than SM-RT98 at the super high level of Velotech test
  • pretty_bullet.png Lightweight adapter
  • pretty_bullet.png 2 pieces structure for rigidity and lightweight (Aluminum adapter and rotor)
  • pretty_bullet.png Mud shedding rotor blade design
  • pretty_bullet.png Rotor size: Size 203mm 180/160/140mm spec

Product Specs

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