Shimano Dura-Ace Di2 12sp 165mm 52/36 11-34 2x12 Complete Groupset

The Shimano Dura Ace R9200 stands at the pinnacle of road cycling performance. Designed with one relentless goal, pure speed, it represents the most advanced expression of Shimano’s Science of Speed philosophy. Years of elite-level development and pro-tour validation have shaped a groupset engineered for decisive attacks, race-winning sprints, and the absolute limit of human performance.

Every component has been refined, optimized, and tuned to deliver instantaneous shifting, unmatched drivetrain efficiency, and world-class braking control. This is the groupset trusted on cycling’s biggest stages, from breakaways to the final sprint on the Champs-Élysées.

The R9200 Di2 system uses wireless shifting where it matters most for seamless transitions, ultra-fast gear changes, and absolute reliability. Shimano’s proven Hyperglide+ drivetrain technology ensures smooth, high-power shifting even under load, unlocking maximum performance on every gradient, every attack, every finish line.

Groupset Composition

Included:
- Dura Ace Di2 ST R9270 , Wireless hydraulic shift and brake levers (left and right)
- Dura Ace BR R9270 , Hydraulic disc calipers, Flat Mount (front and rear)
- Dura Ace FC R9200 , Crankset
- Dura Ace Di2 FD R9250 , Front derailleur (2x)
- Dura Ace Di2 RD R9250 , Rear derailleur (12 speed)
- Dura Ace CS R9200 , 12 speed cassette
- XTR CN M9100 , Chain with Quick Link
- RT CL900 , Centerlock brake rotors, 160mm (pair)
- BT DN300 , Internal battery
- EW EC300 , Charging and power cable (1700mm)

Not included:
-  Bottom bracket, adapters and hubs (available separately)

Key Performance Features

Wireless Di2 Precision

- Lightning fast, seamless shifting with dual wireless lever connectivity and a centralized battery for maximum reliability and clean integration.

Ultimate Drivetrain Efficiency

- Hyperglide+ cassette and chain deliver silky smooth shifting under load, enhancing acceleration and maintaining momentum at race pace.

Elite Level Braking

- BR R9270 disc system provides maximum stopping control, refined modulation, and heat management for confidence in all conditions.

Pro Tour Proven

- Every detail optimized through world-tour testing, the benchmark for competitive road performance.

Summary

The Dura Ace R9200 Di2 groupset is Shimano’s fastest and most advanced drivetrain ever, the choice for riders who demand perfection and never compromise. If winning matters, this is the system designed to deliver it.