Shimano Ultegra ST-R8170E Di2 Shift/Brake Lever with BR-R8170 Hydraulic Disc Brake Caliper - Left/Front 2x Flat Mount Black. Your time on the bike is precious let Shimano make it even better. Ultegra ST-R8170 brake levers bring enhanced modulation and control to every ride by employing Shimanos proven SERVO-WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. The BR-R8170 hydraulic 2-piston disc brake caliper brings a new level of control to the road cycling world with improved modulation and a quicker initial braking point. Despite its smaller construction the system is quieter than ever and easier to maintain.
The wireless connection provides a clean cockpit enhancing the aerodynamic effect and easy maintenance
Wider pad clearance decreases brake noise
Maintenance-friendly bleeding process
Unparalelled ergonomic features such as raised hood peaks on levers
Brake control is optimized with light and smooth lever action
Enhanced modulation thanks to an expanded braking control area
Compatible with wireless or wired connection
TECH SPECS
Adjustable Reach
Yes
Brake Caliper Mount
Flat Mount
Brake Lever Actuation
Hydraulic
Brake Lever Use
Left
Color
Black
Defined Color
Black
Double or Triple
Double
Drivetrain Speeds
12
Front Der/Shifter Compatibility
Shimano Road Di2
Hydraulic Fluid Type
Mineral Oil
Hydraulic Hose Length
1000
Pad Compound
Resin
Rear Der/Shifter Compatibility
Shimano Road Di2
Rotor Included
No
Express delivery and return policies
Free shipping on orders over $30
Processing time: 1-2 Days
Shipping time: 3-5 Days(According to the logistics method and delivery address)
Items can be returned or exchanged within 30 days !
![Marauding Dreadship [March of the Machine]](https://img.halsexaltedstatus.shop/64/4556/2025052022/marauding-dreadship-march-of-the-machine.webp)
![Skullhorn [CRU006] 1st Edition Cold Foil](https://img.halsexaltedstatus.shop/64/3963/2025050717/skullhorn-cru006-1st-edition-cold-foil.webp)
