Shimano Dura-Ace 9000

The Dura-Ace 9000 rear mech now allows changes up the block of 3 gears at once, like with 7800, rather than just the two of 7900.

Maxium sprocket is 28t for the Dura-Ace 9000 Rear Mech.

Dura-Ace 9000 Rear Mech works in conjunction with new low-friction polymer-coated cables to provide a lighter, more even shifting action across the whole cassette.

Dura-Ace rear mech is all new