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Shimano GRX Hydraulic Flat Rear Right Disc Brake Kit ST-RX400 + BR-RX400 + 1700mm Hose (w/o Box)
Shimano GRX Hydraulic Flat Rear Right Disc Brake Kit ST-RX400 + BR-RX400 + 1700mm Hose (w/o Box)
IRX400RRDX
€249.99
€174.99
Save 30%
VAT included
You save €75.00 (30%) on the manufacturer's recommended price
Price history
- Today's price
- €174.99
- Lowest price of the last 30 days
- €174.99
- Manufacturer's recommended price
- €249.99 (30% less)
The price has not been reduced in the last 30 days. The recommended price is set by the manufacturer and is shown for reference only.
FREE SHIPPING IN ITALY FROM 129,99 EUROS*
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ST-RX400 (LEVER)
The SHIMANO GRX DUAL CONTROL LEVER delivers light and responsive shifting for mixed-terrain riding. The ergonomic shifter design improves comfort and the textured, anti-slip brake lever increases control on bumpy terrain.
BENEFIT
Greater mixed-terrain control
Same light shifting operation as top tier road systems
FEATURE
Gravel inspired lever and bracket ergonomics
Anti-slip brake lever
PRODUCT SPECIFICATIONS
Model No: ST-RX400-R
Series: GRX
Bracket cover color: 1 - Standard
Shifter type: DUAL CONTROL LEVER
Shift lever
Rear speeds: 10
Max. multiple shifts (main lever/rear): 2
Compatible rear derailleur type: Road 10-speed
Shift lever cable
Outer casing|Lever side: OT-SP41
Outer casing|Rear derailleur side: OT-RS900
Inner cable|OPTISLICK: yES
Brake lever
Brake hose (kit): SM-BH90-JK-SSR SM-BH90-J-SSR
Hose joint: Straight
Brake hose color (kit)|1: Black
Recommended brake caliper: BR-RX400
Oil: SHIMANO Mineral
Reach adjust|Tool: No
Reach adjust: Yes
Funnel bleeding: Yes
Clamp band - Diameter (mm): 23.8-24.2
Shifter lever body - Release: Resin & Steel
Average weight: 307
Color: Series color
BR-RX400 (CALIPER)
With a low-profile Flat Mount design, the SHIMANO GRX BR-RX400 hydraulic disc brakes provide greater control for mixed terrain riding.
BENEFIT
Never hesitate to tackle rough surfaces
Simple set up and maintenance
FEATURE
Excellent heat dissipation
Flat Mount
Convenient tool access
Simple wheel replacement
Easy and clean bleeding system
TECHNOLOGY
ICE TECHNOLOGIES
Easy hose joint system (J-kit)
ONE WAY BLEEDING
PRODUCT SPECIFICATIONS
Model No: BR-RX400-R
Series: GRX
Brake type: Hydraulic disc brake
Brake hose (kit): SM-BH90-JK-SSR, SM-BH90-J-SSR
Hose joint: Straight
Brake hose color (kit): 1 - Black
J-Kit spec (for OEM): Yes
ICE TECHNOLOGIES pad compatible caliper: Yes
Pad
Standard 1: K05S-RX Resin (w/o fin)
Standard 2: L05A-RF Resin (w/ fin)
Option 1: K04S-MX Metal (w/o fin)
Option 2: L04C-MF Metal (w/ fin)
Fixing screw spec for rear mount
10 mm mount: Yes
15 mm mount: Yes
20 mm mount: Yes
25 mm mount: Yes
30 mm mount: Yes
35 mm mount: Yes
Recommended brake lever: ST-RX400
Recommended disc brake rotor: SM-RT64
Oil: SHIMANO mineral
ONE WAY BLEEDING: Yes
Mount type: Flat mount
Piston: 2
Caliper fixing screw
Tool size: 4 mm
Anti loosen method: Screw fix pin+Snap ring
Pad mount: Pad axle
Remarks: Front spec with adaptor
Color: Series color
No customer reviews for the moment.
Related Products ( 16 other products in the same category )
Who it is for and how to use it
Ideal for
Gravel rider on mixed surfaces
Designed for riders on mixed and gravel terrain who want consistent control with a rear-right hydraulic disc brake.
Anyone wanting an integrated Shimano GRX control
Suitable for those looking for a Shimano GRX DUAL CONTROL LEVER with 10-speed shifting and lever reach adjustment.
Those prioritising control and comfort on rough surfaces
Indicated for use on rough and uneven surfaces, with an ergonomic lever and anti-slip surface.
Use cases
Ideal
Gravel outings on mixed terrain
The kit is designed for mixed terrain and gravel, with a rear-right hydraulic disc brake and Flat Mount standard.
Mixed terrain · Gravel · Flat Mount
Very suitable
Rough routes needing control
The BR-RX400 calliper with ICE TECHNOLOGIES and ONE WAY BLEEDING helps maintain control and a clean bleeding process.
Rough surfaces · ICE TECHNOLOGIES · ONE WAY BLEEDING
Very suitable
Shimano 10-speed drivetrain
The ST-RX400 lever is compatible with Road 10-speed and integrates the DUAL CONTROL LEVER shifting action.
10-speed · DUAL CONTROL LEVER · Shimano
Suitable
Rear mounting with flat support
The BR-RX400 calliper is designed for rear mounting with Flat Mount fitting and multiple support sizes.
Rear mounting · Supporto piatto · Flat Mount
Who it is for
Experienced gravel rider
- Looks for
- A Shimano hydraulic brake kit for gravel use with integrated lever and simple bleeding management.
- Why
- It combines ST-RX400, BR-RX400, Flat Mount and SM-BH90-JK-SSR / SM-BH90-J-SSR hoses in a coherent solution for mixed terrain.
User focused on neat maintenance
- Looks for
- A system with simplified bleeding and convenient access to tools.
- Why
- ONE WAY BLEEDING, bleeding with funnel and easy tool access make maintenance more straightforward.
Frequently asked questions
What type of brake is this kit?
It is a Shimano GRX rear-right hydraulic disc brake kit with ST-RX400 lever and BR-RX400 calliper.
Which groups is it compatible with?
It is compatible with Shimano and with Road 10-speed.
What mounting standard does the calliper use?
The calliper uses the Flat Mount standard, also indicated as the Supporto piatto mounting type.
How much does the kit weigh?
The weight is 307 g.
What is the hose length?
The hose is 1700 mm.
Show all (6)
What surface conditions is it designed for?
It is designed for mixed, rough and uneven surfaces.
Information prepared by the BSA team with the support of AI, based on the manufacturer's specifications.
