With an all-new design, DURA-ACE BR-R9270 hydraulic calipers are our most compact yet. MONO-BODY construction ensures light weight and rigidity, proving that good things can come in small packages.
With an all-new MONO-BODY construction design, high performance braking has reached a new peak. The BR-R9270 caliper drops weight while also providing increased pad clearance, ensuring a quieter ride. Lastly, a new bleeding process makes maintenance easier than ever.
FEATURES
- One-piece structure maximizes stiffness and reduces weight
- 10% wider pad clearance decreases the chance of rotor rub
- Maintenance-friendly bleeding process
PRODUCT SPECIFICATIONS
| MODEL NO | BR-R9270 |
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| SERIES | DURA-ACE R9200 Series |
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| Color | Series color |
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| Average weight | 97 |
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| Brake type | Hydraulic disc brake |
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| Brake hose (Kit) | SM-BH90-JK-SSR |
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| Hose joint | Straight |
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| Brake hose color (kit)|1 | Black |
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| J-Kit spec (for OEM) | ✔ |
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| ICE TECHNOLOGIES pad compatible caliper | ✔ |
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| Pad|Standard 1 | K05Ti-RX Resin (w/o fin) |
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| Pad|Standard 2 | L05A-RF Resin (w/ fin) |
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| Pad|Option 1 | K04Ti-MX Metal (w/o fin) |
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| Pad|Option 2 | L04C-MF Metal (w/ fin) |
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| Fixing screw spec for rear mount|10 mm mount | ✔ |
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| Fixing screw spec for rear mount|15 mm mount | ✔ |
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| Fixing screw spec for rear mount|20 mm mount | ✔ |
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| Fixing screw spec for rear mount|25 mm mount | ✔ |
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| Fixing screw spec for rear mount|30 mm mount | ✔ |
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| Fixing screw spec for rear mount|35 mm mount | ✔ |
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| Recommended brake lever | ST-R9270 ST-R9180 |
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| Recommended disc brake rotor | RT-MT900 |
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| Oil | SHIMANO Mineral |
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| ONE WAY BLEEDING | ✔ |
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| Mount type | Flat mount |
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| Piston | 2 |
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| Caliper|MONO-BODY | ✔ |
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| Caliper fixing bolt|Tool size | 4 mm |
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| Caliper fixing bolt|Anti loosen method | Screw fixing pin, snap ring |
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| Pad mount | Pad axle |
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All-new lever ergonomics on the DURA-ACE ST-R9270 dual control levers bring new levels comfort and control to road cycling. With our fastest wireless shifting available and even more precise brake modulation, DURA-ACE redefines performance.
Now featuring SERVO WAVE ACTION brake technology, the new DURA-ACE ST-R9270 brake lever delivers modulation and control like never before. Wireless shifting keeps your bike looking clean while offering our fastest, most precise gear changes available. All of this resides in a DUAL CONTROL LEVER to employs the most advanced materials to offer light weight and refined ergonomics that provide comfort and control for the most demanding conditions.
FEATURES
- Clean Cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast
- 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries
- Unparalleled ergonomics engineering refined with pro rider feedback
- Raised hood peak improves ergonomics, while a longer hood body increases hand support
- Compatible with satellite shifters
- SERVO WAVE technology optimizes brake control
- Lighter, smoother lever action
- Enhanced modulation thanks to an expanded braking control area
- Advanced Materials
- Carbon fiber brake lever and titanium hardware
- Compatible with wired connection (for e-bike application)
- Make DURA-ACE yours with custom button function and adjustable ergonomics
- Easily change button function with the E-TUBE app
- Find your optimum lever position with simple reach adjust
PRODUCT SPECIFICATIONS
| MODEL NO | ST-R9270-R |
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| SERIES | DURA-ACE R9200 Series |
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| Color | Series color |
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| Average weight | 350 (/pair) |
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| Shifter type | DUAL CONTROL LEVER |
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| Remote switch | ✔ |
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| Brake lever|Brake hose (Kit) | SM-BH90-JK-SSR |
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| Brake lever|Hose joint | Straight |
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| Brake lever specifications|Brake hose color (kit)|1 | Black |
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| Brake lever|Recommended brake caliper | BR-R9270 |
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| Brake lever|Brake fluid|SHIMANO Mineral Oil | SHIMANO Mineral |
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| Brake lever|Reach adjust | ✔ |
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| Brake lever|Clamp band (mm) | 23.8-24.2 |
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| Brake lever|Funnel bleeding | ✔ |
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| Brake lever|Free stroke adjust | ✔ |
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| Brake lever|SERVO WAVE | ✔ |
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| Di2 connectivity wired|Di2 shifting | ✔ |
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| Di2 connectivity wireless|Di2 shifting | ✔ |
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| Firmware update by E-TUBE PROJECT | ✔ |
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| SD50 port (pcs) | 0 |
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| SD300 port (pcs) | 1 |
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| SD50 connector (pcs) | 0 |
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| SD300 connector (pcs) | 0 |
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| Port for remote sprinter shifter (pcs) | 0 |
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| Port for SD300 satellite shifter (pcs) | 1 |
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| Battery | CR1632 |
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