Shimano Ultegra ST-R8170-R/BR-R8170-F Di2 Shifter + Hydraulic Disc Brake Set
Description
Condition: New
【Product Description】
The Shimano ULTEGRA ST-R8170-R / BR-R8170-F J-Kit is a premium wireless Di2 shift and hydraulic disc brake set designed for high-performance road cycling.
As part of Shimano’s ULTEGRA R8100 series, this J-Kit combines a right-side Di2 dual control lever with a front hydraulic disc brake caliper, delivering exceptional shifting precision, braking control, and streamlined installation.
The system utilizes Shimano’s Easy Hose Joint System, allowing quick installation without brake bleeding during initial setup. The brake hose comes pre-filled with Shimano mineral oil and pre-connected to the brake caliper, enabling simple connection at the lever side.
The ST-R8170-R lever features advanced wireless Di2 shifting technology, refined ergonomics, improved brake modulation, and compatibility with Shimano satellite shifters.
The BR-R8170-F hydraulic caliper offers excellent braking performance, reduced noise, and improved heat management with finned resin brake pads.
【Features】
・Shimano ULTEGRA R8100 J-Kit
・Wireless Di2 electronic shifting
・Hydraulic disc brake system
・Easy Hose Joint System for simplified installation
・Pre-bled brake hose system
・Improved brake modulation and control
・Enhanced ergonomics and hood design
・Compatible with Shimano satellite shifters
・Front flat mount hydraulic disc brake caliper
・Includes finned resin brake pads
・Ideal for road racing, endurance riding, and performance cycling
【ST-R8170-R Specifications】
・Lever Type: Dual Control Lever (STI)
・Position: Right
・Speed Compatibility: 2x12-Speed
・Shift Type: Di2 Electronic (Wireless / Wired)
・Brake Compatibility: Hydraulic Disc Brake
・Clamp Band Diameter: 23.8–24.2mm
・Brake Hose Joint: Straight
・Brake Fluid: Shimano Mineral Oil
・E-TUBE Ports:
・SD300 Port ×1
・SD300 Satellite Shifter Port ×1
・Battery: CR1632 ×1
【BR-R8170-F Specifications】
・Brake Position: Front
・Brake Type: Hydraulic Disc Brake
・Mount Type: Flat Mount
・Hose Joint: Straight
・Brake Fluid: Shimano Mineral Oil
・Included Pads: Finned Resin Pads
・Brake Hose:
・SM-BH90-JK-SSR
・Black
・1000mm Length
・Includes 140mm / 160mm rotor mount bracket
・Mounting Bolts ×2 Included
・Weight: Approx. 146g
【Included Items】
・ST-R8170-R right shift/brake lever
・BR-R8170-F front hydraulic brake caliper
・SM-BH90-JK-SSR brake hose (1000mm)
・Finned resin brake pads
・140mm / 160mm rotor mount bracket
・Mounting bolts
【Important Notes】
・Brake hose comes pre-filled with Shimano mineral oil and pre-connected to the caliper.
・Initial installation does not require brake bleeding if hose length remains unmodified.
・Brake bleeding is required if the hose is shortened or air enters the system.
・Compatible with Shimano Di2 2x12-speed hydraulic road drivetrain systems only.
・Please confirm frame, fork, rotor, and drivetrain compatibility before purchase.
Payment
Please pay within 5 days after your purchase.
Shipping
About other area, please ask me.
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Returns
Returns are accepted ONLY if the item was not the item described.
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