The SHIMANO ULTEGRA R8050 DI2 DUAL CONTROL LEVERS blend SHIMANO's category-leading hydraulic disc brakes and Di2 electronic shifting. They feature an updated button feel and layout ensuring quick, precise shifting even while wearing thick gloves. The new levers also feature a greater range of reach adjust and a programmable ST button switch stop the hood.
More intuitive shifting operation
Updated features and a better click feel
Clearer separation between shift buttons support quick and precise shifting when wearing thicker gloves
Customizable functionality to match the rider’s style
Each switch has the option for multi-shift ON or OFF
E-TUBE PROJECT
Programmable ST top button remote switch for third party cycle computer and shifting
Greater rider control in all conditions
Better braking, and more control in all conditions
Minimized bracket size improves ergonomics
Greater reach adjust range, and a better free stroke adjuster
Lightweight race-ready materials
PRODUCT SPECIFICATIONS
MODEL NO ST-R8070
SERIES SHIMANO ULTEGRA R8050 Series
Color Series color
Average weight 180 g
Shift lever specifications_Shifter type DUAL CONTROL LEVER
Shift lever specifications_Remote switch ✔
Shift lever specifications_E-tube connector (pcs) 0
Shift lever specifications_E-tube port (pcs) 2
Shift lever specifications_Multiple input_Hold ✔
Shift lever specifications_Firmware update by E-TUBE Project ✔
Port for remote sprinter shifter (pcs) 0
Brake lever specifications_Brake fluid_SHIMANO Mineral Oil SHIMANO Mineral
Brake lever specifications_Brake hose color (kit) Black
Brake lever specifications_Free stroke adjust ✔
Brake lever specifications_Recommended brake caliper BR-R8070
Brake lever specifications_Brake hose (Kit) SM-BH90-JK-SSR
Brake lever specifications_Funnel bleeding ✔
Brake lever specifications_Hose joint Straight
Brake lever specifications_Reach adjust_Tool ✔
Clamp band_Inner diameter 23.8 - 24.2
Shift lever_Main GFRP
Shift lever specifications_Compatible RD Type Road 11-speed
Shift lever specifications_Front speeds 2
Shift lever specifications_Rear speeds 11
SHIMANO ULTEGRA - Flat Mount - Hydraulic Disc Brake Caliper
With a low-profile Flat Mount design, the SHIMANO ULTEGRA R8000 series hydraulic disc brakes provide greater control in all conditions without interrupting the aero lines of road bikes.
Better control in all conditions
Hydraulic disc brake provides the next stage of control
Sleek integration into a road bike’s aero profile
Designed to integrate seamlessly with a road bike’s profile
Flat mount hydraulic type
PRODUCT SPECIFICATIONS
MODEL NO BR-R8070-F
SERIES SHIMANO ULTEGRA R8000 Series
Color Series color
Average weight Front 148 g/pc, Rear 138 g/pc
ICE TECHNOLOGY pad compatible caliper ✔
Brake hose color (kit) Black
Brake hose (kit) SM-BH90-JK-SSR, , SM-BH90-J-SSR
Brake Type Hydraulic disc brake
Caliper fixing bolt_Anti loosen method Bolt fix pin, snap ring
Caliper fixing bolt_Tool size 4 mm
Hose joint Straight
Mount type(available for IS mount with mount adapter) Flat mount
Oil SHIMANO Mineral
One way bleeding ✔
Pad_Option K04S Metal | L04C Metal
Pad_Standard K02S Resin, K03S Resin | L02A Resin, L03A Resin
Pad mount Pad axle
Piston 2
Recommended brake lever ST-R8070, ST-R8020
Recommended brake rotor SM-RT800