The Shimano Dura-Ace Di2 ST-R9270 12-Speed Shifters with Flat Mount Caliper - Rear Brake represents the pinnacle of road cycling technology. Engineered for unparalleled performance, these dual control levers feature all-new ergonomics, offering enhanced comfort and control. The wireless shifting system ensures your bike maintains a sleek, clean look while delivering the fastest, most precise gear changes. Coupled with SERVO WAVE ACTION brake technology, the Dura-Ace ST-R9270 provides exceptional brake modulation and control. Designed with input from professional riders, this system is the ultimate choice for cyclists demanding the highest standards of performance.

 

Features

Shifters

  • Wireless Shifting: Clean and fast wireless shifting keeps your bike aesthetically pleasing and high-performing.
  • Long Battery Life: 1.5 to 2 years with easy-to-change CR1632 batteries.
  • Refined Ergonomics: Improved hood design with raised peaks and longer bodies for better hand support.
  • Customizable Touchpoints: Use the E-TUBE app to adjust button functions and ergonomics.
  • Advanced Materials: Constructed with carbon fiber brake levers and titanium hardware for lightweight durability.
  • Enhanced Modulation: SERVO WAVE technology offers precise brake control.
  • Compatibility: Pairs with both XX1 and X01 Eagle AXS™ derailleurs and supports wired connections for e-bike applications.
  • Reach Adjust: Easily adjust lever reach for optimum comfort.

Brake Calipers

  • MONO-BODY Construction: Ensures lightweight and high stiffness for superior braking performance.
  • Increased Pad Clearance: 10% wider clearance reduces rotor rub.
  • Maintenance-Friendly: Simplified bleeding process for easy maintenance.
  • Compatibility: Compatible with ICE TECHNOLOGIES pads and recommended with RT-MT900 or RT-CL900 rotors.
     

Specifications


Shifters

Model No ST-R9270-R
Series DURA-ACE R9200 Series
Colour Series colour
Average Weight 350g (pair)
Shifter Type Dual Control Lever
Remote Switch Yes
Brake Hose Kit SM-BH90-JK-SSR
Hose Joint Straight
Oil Shimano Mineral
Reach Adjust Yes
Funnel Bleeding Yes
Free Stroke Adjust Yes
SERVO WAVE Yes
Wireless Connectivity Yes
Battery CR1632
Firmware Update via E-TUBE PROJECT Yes

    

Brake Calipers

Model No BR-R9270
Series DURA-ACE R9200 Series
Colour Series colour
Average Weight 97g
Brake Type Hydraulic Disc Brake
Brake Hose Kit SM-BH90-JK-SSR
Hose Joint Straight
Pad Standard 1 K05Ti-RX Resin (without fin)
Pad Standard 2 L05A-RF Resin (with fin)
Optional Pads K04Ti-MX Metal (without fin)
Pad Mount Pad axle
Mount Type Flat mount
Piston 2
MONO-BODY Construction Yes
Anti Loosen Method Screw fix pin + Snap ring
Recommended Brake Lever ST-R9270, ST-R9180
Recommended Disc Brake Rotor RT-MT900, RT-CL900
Oil Shimano Mineral
One Way Bleeding Yes


The Shimano Dura-Ace Di2 ST-R9270 Shifters and Calipers are crafted for those who demand the best in cycling performance. With cutting-edge technology, refined ergonomics, and top-tier materials, this system offers the ultimate in precision, control, and reliability.

(IR9270D__DSC_)

Features

Shifters

  • Wireless Shifting: Clean and fast wireless shifting keeps your bike aesthetically pleasing and high-performing.
  • Long Battery Life: 1.5 to 2 years with easy-to-change CR1632 batteries.
  • Refined Ergonomics: Improved hood design with raised peaks and longer bodies for better hand support.
  • Customizable Touchpoints: Use the E-TUBE app to adjust button functions and ergonomics.
  • Advanced Materials: Constructed with carbon fiber brake levers and titanium hardware for lightweight durability.
  • Enhanced Modulation: SERVO WAVE technology offers precise brake control.
  • Compatibility: Pairs with both XX1 and X01 Eagle AXS™ derailleurs and supports wired connections for e-bike applications.
  • Reach Adjust: Easily adjust lever reach for optimum comfort.

Brake Calipers

  • MONO-BODY Construction: Ensures lightweight and high stiffness for superior braking performance.
  • Increased Pad Clearance: 10% wider clearance reduces rotor rub.
  • Maintenance-Friendly: Simplified bleeding process for easy maintenance.
  • Compatibility: Compatible with ICE TECHNOLOGIES pads and recommended with RT-MT900 or RT-CL900 rotors.

Shifters

Model No ST-R9270-R
Series DURA-ACE R9200 Series
Colour Series colour
Average Weight 350g (pair)
Shifter Type Dual Control Lever
Remote Switch Yes
Brake Hose Kit SM-BH90-JK-SSR
Hose Joint Straight
Oil Shimano Mineral
Reach Adjust Yes
Funnel Bleeding Yes
Free Stroke Adjust Yes
SERVO WAVE Yes
Wireless Connectivity Yes
Battery CR1632
Firmware Update via E-TUBE PROJECT Yes

    

Brake Calipers

Model No BR-R9270
Series DURA-ACE R9200 Series
Colour Series colour
Average Weight 97g
Brake Type Hydraulic Disc Brake
Brake Hose Kit SM-BH90-JK-SSR
Hose Joint Straight
Pad Standard 1 K05Ti-RX Resin (without fin)
Pad Standard 2 L05A-RF Resin (with fin)
Optional Pads K04Ti-MX Metal (without fin)
Pad Mount Pad axle
Mount Type Flat mount
Piston 2
MONO-BODY Construction Yes
Anti Loosen Method Screw fix pin + Snap ring
Recommended Brake Lever ST-R9270, ST-R9180
Recommended Disc Brake Rotor RT-MT900, RT-CL900
Oil Shimano Mineral
One Way Bleeding Yes
SKU IR9270D__DSC_
Brand Shimano