Description
RIDE REDEFINE
The Shimano ULTEGRA ST-R8170 Dual Control Levers combine wireless Di2 shifting, refined ergonomics, and advanced brake modulation for an unparalleled road experience. Featuring SERVO WAVE technology for precise braking and Shimano’s fastest wireless platform, these levers deliver control, comfort, and effortless performance on every ride.
FEATURES
- Clean Cockpit: Wireless connection enhances the aerodynamic effect and easy maintenance
- Unparalleled ergonomics engineering refined with pros’ feedback
- Raised hood peak improves ergonomics
- Optimized brake control
- Lighter, smoother lever action
- Enhanced modulation thanks to an expanded braking control area
- Compatible with wired and wireless connection
- Available to additional satellite shifters
- High electronic energy efficiency
- 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries
TECH SPECS
| Shifter type | DUAL CONTROL LEVER |
|---|---|
| Remote switch | ✔ |
| Brake lever|Brake hose (Kit) | SM-BH90-JK-SSR |
| Brake lever|Hose joint | Straight |
| Brake lever specifications|Brake hose color (kit)|1 | Black |
| Brake lever|Recommended brake caliper | BR-R8170 |
| Brake lever|Brake fluid|SHIMANO Mineral Oil | SHIMANO Mineral |
| Brake lever|Reach adjust | ✔ |
| Brake lever|Clamp band (mm) | 23.8-24.2 |
| Brake lever|Funnel bleeding | ✔ |
| Brake lever|Free stroke adjust | ✔ |
| Brake lever|SERVO WAVE | ✔ |
| Di2 connectivity wired|Di2 shifting | ✔ |
| Di2 connectivity wireless|Di2 shifting | ✔ |
| Firmware update by E-TUBE PROJECT | ✔ |
| SD50 port (pcs) | 0 |
| SD300 port (pcs) | 1 |
| SD50 connector (pcs) | 0 |
| SD300 connector (pcs) | 0 |
| Port for remote sprinter shifter (pcs) | 0 |
| Port for SD300 satellite shifter (pcs) | 1 |
| Battery | CR1632 |
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