Worry-free Di2 shifting in a compact shifter size
The new SHIMANO 105 shift/brake lever features Di2 electronic shifting for the first time, bringing precise, intuitive gear changes to even more riders. Reach adjustment and customized button functions allow you to dial in your ideal ergonomics.
FEATURES
- Clean cockpit: Wireless connection enhances the aesthetic of your bike while keeping shifting lightning fast
- Longer lasting. Uses two CR1632 batteries (battery life: 3.5 to 4 years)
- Compact, ergonomic performance cascaded from DURA-ACE
- Raised hood peak improves ergonomics, while a longer hood body increases hand support
- 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-R7170-R |
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| SERIES | SHIMANO 105 R7100 Di2 Series |
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| Color | Series color |
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| Average weight | 423 (/pair) |
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| Shifter type | DUAL CONTROL LEVER |
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| Brake lever|Brake hose (Kit) | SM-BH90-J-SSR, 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-R7170 |
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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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| 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) | 0 |
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| Battery | CR1632 x 2 |
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Disc brakes optimized for road riding
With proven hydraulic braking technology, the new SHIMANO 105 calipers feature the SHIMANO Flat Mount System and its low-profile design that is ideal for road bikes. More compact and lighter than ever, the R7170 brakes offer wide pad clearance for easy wheel removal and quiet performance as well as one-way bleeding for easy, clean maintenance.
FEATURES
- 10% wider pad clearance decreases the chance of disc brake rotor rub
- Maintenance-friendly bleeding process
PRODUCT SPECIFICATIONS
| MODEL NO | BR-R7170 |
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| SERIES | SHIMANO 105 R7100 Di2 Series |
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| Color | Black |
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| Average weight | 123 |
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| Brake type | Hydraulic disc brake |
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| Brake hose (Kit) | SM-BH90-J-SSR 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 | K05S-RX Resin (w/o fin) |
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| Pad|Standard 2 | L05A-RF Resin (w/ fin) |
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| Pad|Option 1 | 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-R7170 |
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| Recommended disc brake rotor | SM-RT70, SM-RT64 |
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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 fixing bolt|Tool size | 4 mm |
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| Caliper fixing bolt|Anti loosen method | Screw fix pin |
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| Pad mount | Pad axle |
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