Shimano Dura Ace R9250 Di2 Rim Brake 12 Speed Groupset

DURA-ACE JUST GOT A SPEED FASTER

Introducing the Shimano Dura-Ace R9250 Di2 Disk 12-Speed Groupset — the first of its kind from the renowned component giant. After almost a decade since Shimano released the 11-speed Dura-Ace R7900, the Japanese manufacturer developed a new flagship groupset that resets the industry standard. Here is what's new:

Evolved Di2 Platform – Completely redesigned Di2 system for Shimano's fastest shifting ever in addition to a wireless cockpit design for the best performance and reliability possible.

Advanced Drivetrain – Optimized 12-speed gearing for unrivalled efficiency and Shimano's proven HYPERGLIDE+ technology for seamless shifting no matter the situation.

Refined Interface and Ergonomics – The ultimate balance of comfort, aerodynamics, and aesthetics, Dura-Ace offers unparalleled ergonomics and a cleaner cockpit design.

Enhanced Brake System – The new Dura-Ace brakes offer a quieter, maintenance-friendly system with improved control.

WHAT'S INCLUDED

• FC-R9200 Hollowtech II 2x12-Speed Crankset — The Dura-Ace 12-speed crankset comes with 50-34, 52-36 or 54-40T options along with options of 160, 165, 167.5, 170, 172.5, 175 and 177.5 mm crank arm length options.
• CS-R9200 12-Speed Cassette — The Dura-Ace 12-Speed Cassette comes in a 11-34T or 11-30T configuration.nThe cassette is compatible with Shimano 11-speed freehub bodies or the new Shimano 12-speed freehub body.
• RD-R9250 12-Speed Rear Derailleur — The Dura-Ace RD-R9250 rear derailleur features a Shadow design and comes with integrated D-FLY connectivity so you can pair with Bluetooth & ANT+ compatible devices. It connects to the battery via an E-Tube wire.
• FD-R9250 Front Derailleur — The Dura-Ace FD-R9250 braze-on front derailleur is smaller (33% less frontal area) and lighter (96 grams) than previous models. It also connects to the battery via an E-Tube wire.
• ST-R9250 Shifters — The new Dura-Ace shifters feature wireless Di2 connectivity and 2x12-speed Dual-Control levers. They have a 4.6mm longer reach for increased security and control.
• BR-R9200 Dura Ace Rim brakes
• Dura Ace CN-M9100 12-Speed Chain — This ultralightweight chain has 116 links for 12-speed drivetrains and features a a Quick-Link.
• Di2 EW-SD300 Electric Cables, BT-DN300 3-Port Battery, & EW-EC300 Charging Cable — The battery has been improved for extended life.
• Dura Ace Threaded Bottom Bracket (BSA) or Dura Ace Press fit BB
• Electric Wires for Di2 12 Speed (900mm & 1200mm) + 600mm + 1600mm for rim brakes
• Shimano BT-DN300 Internal Battery(DUE TO INTERNATIONAL SHIPPING RESTRICTIONS CANNOT SHIP BATTERY INTERNATIONALLY - CONTACT US FOR COST EXCLUDING BATTERY) 
• Shimano EW-EC300 Charging Cable 12 Speed