ST-R8170 / BR-R8170 J-kit (ULTEGRA)
ST-R8170 / BR-R8170 J-kit (ULTEGRA)
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Item number: SKU:oty-4550170241049(-17261124)
■ Domestic Shipping Fee Estimate
Overview
The SHIMANO ST-R8170 / BR-R8170 J-Kit is a set combining ULTEGRA R8100 series 12-speed Di2 STI levers and hydraulic disc brake calipers. It delivers comfortable and precise riding with excellent ergonomics and powerful braking.- Product Description
- Returns, Delivery & Shipping
SHIMANO ST-R8170 / BR-R8170 J-Kit (ULTEGRA)｜J-Kit Set for Smart Introduction of Latest Di2 and Hydraulic Disc
Shifting and braking, to the latest ULTEGRA quality.
The "ST-R8170 / BR-R8170 J-Kit" from the SHIMANO ULTEGRA R8100 series is a set model that combines 12-speed Di2-compatible dual control levers with hydraulic disc brake calipers.
The ST-R8170 features an evolved ergonomic design based on feedback from professional riders. The raised upper portion of the bracket improves stability in the aero position, ensuring comfortable operation even during long rides.
The BR-R8170 caliper has increased pad clearance, reducing rotor rub. Furthermore, it delivers excellent braking control and modulation performance with its SERVOWAVE mechanism, enabling reliable braking at high speeds and on long descents.
Being a J-Kit specification, the levers, calipers, and hoses are all included as a set, making it ideal for introducing or upgrading to a Di2 hydraulic disc system.
Features
- ULTEGRA R8100 series Di2 STI lever & hydraulic disc brake set
- Features ST-R8170 Dual Control Levers
- Features BR-R8170 Hydraulic Disc Brake Calipers
- Wireless Di2 compatibility for a clean cockpit
- New ergonomic design for comfortable grip and high operability
- Excellent brake control with SERVOWAVE mechanism
- Improved modulation performance for delicate braking
- Supports both wired and wireless Di2 connections
- Supports satellite shifter connection
- J-Kit specification for efficient assembly work
SPEC
- Series: ULTEGRA R8100
- Set contents: ST-R8170 ×2, BR-R8170 ×2, Brake hose
- Compatible speeds: 2×12-speed
- Brake type: Hydraulic disc brake
- Brake hose: SM-BH90-JK-SSR
- Hose joint: Straight
- Recommended caliper: BR-R8170
- Oil: Shimano Mineral Oil
- Reach adjust mechanism: Included
- Free stroke adjustment: Supported
- SERVOWAVE: Included
- SD300 port: 1
- SD300 satellite shifter port: 1
- Battery: CR1632
- Average weight: Approx. 391g (ST-R8170 pair)
If you're building a new Di2 hydraulic disc setup, this J-Kit is a very convenient option.
Since the lever and caliper combination is pre-packaged, it's easy to choose parts and assembly is smooth. You can fully experience the high shifting performance and brake control characteristic of ULTEGRA.
The bracket shape is also very easy to grip, providing comfort on long rides and climbs. The brake feel is natural, giving you peace of mind on descents with many turns.
In terms of performance, it approaches DURA-ACE while offering an excellent balance of cost. It's a recommended set for both upgrades and new builds.
◆Returns and Exchanges
Please inspect your order as soon as possible after it arrives.
- Parts, apparel, accessories, and other cycling goods may be returned or exchanged. Return and reshipping costs are covered either by the customer or by our store, depending on the circumstances.
- Complete bicycles cannot be returned or exchanged for reasons of customer preference. We will only accept returns in the event of a product defect or damage during delivery.
▶ View our Return and Exchange Policy
◆“In-store Stock” and “Special Order” Items
- “In-store Stock” items are currently available at an Eirin store or in our warehouse. Each item will be inspected before being dispatched.
- “Special Order” items are ordered from the manufacturer or an authorized Japanese distributor. After the item arrives, we conduct a final inspection before dispatch.
※If “In-store Stock” is unavailable, please select “Special Order.” We will contact you by email once the item has arrived from the supplier.
※If the manufacturer or distributor is also out of stock, the item cannot currently be purchased. Select the “Notify me when available” button to receive a restock notification.
◆From Order to Delivery
※① If an item is out of stock, we will contact you by email and ask whether you would like to change or cancel the item.
※② Items cannot be added, changed, or cancelled after the order has been confirmed.
※③ Once your order has been dispatched, we will email you with the shipping confirmation and tracking number.
◆Shipping Carrier
Orders are generally shipped by Seino Transportation.
Another shipping carrier may be used depending on the contents of your order or the delivery area.
◆Pickup at Eirin Stores in Kyoto City
- Shipping is free when you collect your order from one of our street-front stores in Kyoto City.
- Complete bicycles generally require approximately 1-2 weeks for assembly and inspection before pickup.
- Some parts and apparel are stored in our warehouse and may require approximately 1-5 days before they are ready for pickup.
※Due to system limitations, the following payment methods are available for store pickup orders:
Shop Pay, Credit Card, Bank Transfer, and JACCS Financing
Customers wishing to use another payment method should select standard delivery instead of store pickup.
◆Pickup at a Seino Transportation Branch
※Shipping for complete bicycles is free when the bicycle is collected from an eligible Seino Transportation branch.
- This service is available only for complete bicycles. Parts, cycling goods, apparel, and accessories are not eligible.
- For purchases under ¥55,000 including tax and excluding payment fees, the shipping charge is reduced to half of the standard rate.
- Different charges apply to Hokkaido, Okinawa, and remote islands. These charges are still lower than residential delivery rates.
▶ List of Seino Transportation Branches
◆Shipping Fees
The total shipping charge for your order will be calculated automatically and displayed at checkout after you enter your delivery address.
