The most critical requirement and objective for DURA-ACE racing equipment is reliability that ensures product performance under extreme circumstances. As a result of years of continuous research and development, Shimano has succeeded in developing reliable wireless gear shifting that is even faster thanconventional wired gear shifting. With the wireless cockpit, junctions can be eliminated to significantly improve flexibility around the handlebars. That's why Shimano decided to go wireless with this generation. Shimano brings the new Dura Ace 9200 D12 12-speed in a conveninet Priority Pack, eveerything you need to upgrade to the newest 12-speed group. Sold As a COMPLETE set. Please note: Bottom bracket and battery holder are not included in the Priority Packs.

Included in box:

• RD-R9250 Rear Derailleur, 12-Speed
• FD-R9250 Front Derailleur, 12-Speed, Braze-on
• ST-R9270 Hydro Di2 Levers L+R with calipers and Resin Pads
• BT-DN300 Battery Di2
• EW-SD300 Electric Wires (900MM) + (1200MM) EA
• EW-EC300 Charging Cable, 1700MM

Included with pack:

• FC-R9200 12s Crankset- 172.5mm 36x52
• CS-R9200 Cassette, 11-12-13-14-15-16-17-19-21-24-27-30T, w/ Lock-ring
• CN-M9100 Chain, 12 Speed w/Quick-Link
• RT-MT900 Disc Rotor, 160mm + 140mm EA
• Choice of C36 or c50 Tubeless Wheelset