Shimano Dura-Ace R9270 12-Speed Di2 Disc Groupset

Shimano Dura-Ace R9270 12-Speed Di2 Disc Groupset

£3,579.00

size

165mm 50/34

165mm 52/36

170mm 50/34

170mm 52/36

172.5mm 50/34

172.5mm 52/36

175mm 50/34

175mm 52/36

Quantity

Cycle to Work Schemes
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Shimano Dura-Ace R9270 12-Speed Di2 Disc Groupset

The Shimano Dura-Ace R9270 Di2 Disc Groupset represents the zenith of Shimano’s road cycling engineering, meticulously crafted for blistering speed, imperceptibly smooth operation, and understated elegance. This latest iteration introduces a suite of enhancements, including ergonomically refined shifters for superior comfort and control in every riding position, heightened brake modulation, lightning-fast gear changes, a 12th sprocket for expanded range, and a move to a semi-wireless Di2 architecture that streamlines both aesthetics and performance.

At the heart of the system lies the R9250 Rear Derailleur, which houses the wireless communication module that links seamlessly with the shift levers. It connects via a single E-tube wire to the front derailleur and battery, serving as the master control hub. This derailleur also doubles as the charging port, offers ANT+ connectivity for third-party devices, features a dedicated button for all Di2 functions, and incorporates an LED indicator for battery status and shift-mode selection. Its extended cage accommodates cassettes from 11-28T up to 11-34T, while a carbon-fibre cage enhances rigidity and reduces weight. The cold-forged, corrosion-resistant aluminium link plates ensure crisp, precise shifts, and Shimano’s Shadow profile minimises the derailleur’s silhouette for improved aerodynamics and crash resilience. Should an impact occur, a clever “fuse” function activates to safeguard the mechanism. Completing the design are DuPont Zytel pulleys, engineered to enhance durability and dampen drivetrain noise.

The drivetrain’s exceptional performance is further elevated by Hyperglide+ technology, optimising the interplay between chain and cassette for seamless shifting even under heavy load. In another stroke of cross-discipline innovation, the R9200 series borrows XTR-derived disc rotors from Shimano’s mountain bike range, significantly curbing heat buildup during prolonged descents. Complementing this, Servo Wave brake lever technology delivers superior braking power with remarkable finesse, allowing riders to modulate stopping force with featherlight precision.

Offered in a variety of configurations, including multiple crank lengths and both compact and mid-compact chainring options, the Dura-Ace R9270 groupset caters to a broad spectrum of riders seeking the finest components available for their machine.

What’s Included:

Shimano Dura-Ace Di2 ST-R9270 hydraulic disc brake/shift levers (flat-mount, E-Tube compatible)
Shimano Dura-Ace FC-R9200 12-speed double chainset
Shimano Dura-Ace CS-R9200 12-speed cassette (11–34T)
Shimano XTR/Dura-Ace 12-speed chain with quick-link (126 links, SIL-TEC coated)
Shimano Dura-Ace Di2 RD-R9250 12-speed rear derailleur (E-Tube)
Shimano Dura-Ace Di2 FD-R9250 12-speed front derailleur (braze-on, E-Tube)
Shimano RT-MT900 Ice-Tech FREEZA disc rotors (160mm, internal lockring)
Di2 BT-DN300 internal battery (3-port)
EW-EC300 battery charging cable (1700mm)

Please note: E-Tube wiring and bottom bracket are not included. Should you require guidance on compatibility or installation, do get in touch.

Key Features:

2×12-speed, disc brake, semi-wireless electronic groupset
Rear derailleur: rapid, silent, and exceptionally efficient
Serves as the system’s charging point, ANT+ gateway, and junction box
Integrated button for Di2 settings; LED indicator for battery level and shift modes
Wireless communication with shift levers
Low-profile Shadow derailleur design for aerodynamic and protective benefits
Dura-Ace wireless hydraulic Servo Wave Di2 STI levers: powerful, modulated braking in all conditions
Lightweight construction featuring carbon-fibre lever blades, carbon-composite bracket body, and titanium clamp band and fixing bolt
CR1632 batteries in levers last approximately 18–24 months
Enhanced ergonomic shaping for improved hand comfort and control
Hyperglide+ drivetrain technology for flawless shifting under load
XTR-derived rotors for superior heat dissipation
Full compatibility with Shimano’s E-Tube Di2 ecosystem
E-Tube electric wiring sold separately

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Shimano Dura-Ace R9270 12-Speed Di2 Disc Groupset

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