Here's a quick overview of our return and refund policy: 7-Day Return Window : You can initiate a return within 7 days of receiving your product. Eligibility : Items must be unused, in original condition, with all tags and packaging. Only select items like apparel (helmets, jerseys, gloves, etc.) are eligible. Non-Returnable Items : Wetsuits and items discounted over 5% are not eligible for returns. Compatibility Issues : Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. If you're unsure, please contact us before ordering. Shipping & Processing : Return shipping is to be arranged by the customer. No pickups available. Refund Options : Choose between exchange, store credit, or monetary refund (after deductions for shipping and transaction fees). Order Cancellations : Only possible before the order is processed. For full details, visit our Return & Refund Policy page.

Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Set

Name: Shimano GRX ST-RX400/BR-RX400 Hydraulic Disc Brake Set
Brand: Shimano
SKU: IRX400DLF6SC100A
Price: 20630.0 INR
Availability: InStock

IRX400DLF6SC100A

₹20,630

Type

Left/Front Right/Rear

Product variants

In the Box

1x Shimano GRX ST-RX400/BR-RX400 Disc Brake Set (Left/Front or Right/Rear)
1x Shimano SM-BH90-JK-SSR Brake Hose, 1000 mm (Front) or SM-BH90-JK-SSR 1700 mm (Rear)
1x Pair Shimano Resin Brake Pads with Cooling Fins
1x Disc Brake Adapter for Front 140/160 + 160/180 mm
1x Hose Connection Set w/ Olives and Pins
2x Type A Caliper Bolts (Front)
2x Caliper Bolts for 25 mm Frame (Rear)
1x Shifter Cable 1800 mm (Front) or 2200 mm (Rear)
1x Cable Housing 600 mm (Front) or 600/300 mm (Rear)

Smooth Shifting and Reliable Braking for Gravel Adventures

Description

The Shimano GRX ST-RX400 Dual Control Lever provides light, precise shifting performance tailored for mixed-terrain riding. Its design offers intuitive gear changes, ensuring smooth operation on any adventure, from gravel trails to challenging climbs.

Ergonomic and Anti-Slip Design: Designed for comfort and control, the shifter features an ergonomic layout that minimizes hand fatigue during long rides. The textured, anti-slip brake lever enhances grip, providing confidence and control even on rough or wet surfaces.

Low-Profile Flat Mount Caliper: The Shimano GRX BR-RX400 hydraulic disc brake caliper integrates seamlessly with modern gravel bikes using a sleek Flat Mount design. Its compact build and optimized positioning improve bike aesthetics and braking efficiency.

Advanced Heat Dissipation Technology: With Shimano’s Ice Technologies, the brake caliper efficiently dissipates heat during extended braking sessions, ensuring consistent performance and reducing the risk of fade on long descents or intense rides.

Engineered for gravel and adventure cycling, this brake set excels in delivering powerful, reliable stopping power and smooth shifting. Its durable construction ensures peak performance across varied terrain, offering riders the freedom to explore confidently.

Features

ST-RX400

Enhanced Terrain Control: Provides greater control for mixed-terrain rides with gravel-inspired lever and bracket ergonomics.
Anti-Slip Design: Brake lever with anti-slip texture ensures a secure grip in all conditions.
Smooth Shifting Performance: Features the same light and responsive shifting operation as Shimano’s top-tier road systems.

BR-RX400

Exceptional Braking on Rough Surfaces: Offers consistent and reliable braking performance with excellent heat dissipation.
Flat Mount Design: Provides a compact and sleek setup, ideal for modern gravel and road bikes.
User-Friendly Setup and Maintenance: Features convenient tool access and an easy hose joint system (J-kit) for streamlined installation.
Simplified Wheel Replacement: Designed for hassle-free wheel changes, ensuring smooth transitions during rides.
Efficient Bleeding System: The clean and straightforward hydraulic bleeding system simplifies maintenance.

Technologies

ST-RX400:

Reach Adjust: Customizable brake lever reach to fit any hand size or riding style for optimal comfort and control.
Dual Control Lever: Combines braking and shifting functions in one system, offering smooth and effortless operation inspired by MTB technology.

BR-RX400:

Ice Technologies: Reduces heat buildup with advanced rotors and pads, ensuring consistent braking, quieter rides, and extended pad life for confidence in demanding conditions.
One Way Bleeding: Streamlined oil routing prevents air bubbles, allowing for quick and clean hydraulic maintenance using mineral oil and a funnel tool.

Specifications

ST-RX400:

Model No: Left: ST-RX400-L, Right: ST-RX400-R
Series: GRX
Color: Series Color
Bracket Cover Color: Standard
Shifter Type: Dual Control Lever
Shift Lever|Front Speeds: Left: 2
Shift Lever|Rear Speeds: Right: 10
Max. Multiple Shifts (Main Lever/Rear): 2
Shift Lever Cable|Outer Casing|Lever Side: OT-SP41
Shift Lever Cable|Outer Casing|Rear Derailleur Side: OT-RS900
Shift Lever Cable|Inner Cable|Optislick: Yes
Brake Lever|Brake Hose (Kit): SM-BH90-JK-SSR, SM-BH90-J-SSR
Brake Hose Joint: Straight
Brake Hose Color (Kit): Black
Recommended Brake Caliper: BR-RX400
Oil: Shimano Mineral
Reach Adjust: Yes
Funnel Bleeding: Yes
Clamp Band Diameter (mm): 23.8-24.2
Shifter Lever Body|Release: Resin & Steel
Brake Lever|Material: Aluminum
Brake Lever|Finish: Painted
Bracket Material|Engineering Composite
Clamp Band Material|Steel
Average Weight (g): Left: 306, Right: 307

BR-RX400:

Model No: Front: BR-RX400-F, Rear: BR-RX400-R
Series: GRX
Color: Series Color
Brake Type: Hydraulic Disc Brake
Brake Hose (Kit): SM-BH90-JK-SSR, SM-BH90-J-SSR
Hose Joint: Straight
Brake Hose Color (Kit): Black
J-Kit Spec (for OEM): Yes
Ice Technologies Pad Compatible Caliper: Yes
Pad|Standard 1: K05S-RX Resin (w/o fin)
Pad|Standard 2: L05A-RF Resin (w/ fin)
Pad|Option 1: K04S-MX Metal (w/o fin)
Pad|Option 2: L04C-MF Metal (w/ fin)
Fixing Screw Spec for Rear Mount: 10 mm, 15 mm, 20 mm, 25 mm, 30 mm, 35 mm
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
Caliper Fixing Screw|Anti-Loosen Method: Screw Fix Pin + Snap Ring
Pad Mount: Pad Axle
Remarks: Front Spec with Adaptor

Shimano Warranty Information

Shipping Policy

We ship across India with free shipping on orders above ₹2,000 (₹99 for orders below ₹2,000). Cash on Delivery is available up to ₹20,000, with additional COD fees based on order value. Orders typically arrive within 3–6 working days, though delays may occur.

Note: Most Shimano products may take longer to ship. View full shipping policy

Returns & Refunds

Here's a quick overview of our return and refund policy:

7-Day Return Window: You can initiate a return within 7 days of receiving your product.
Eligibility: Items must be unused, in original condition, with all tags and packaging. Only select items like apparel (helmets, jerseys, gloves, etc.) are eligible.
Non-Returnable Items: Wetsuits and items discounted over 5% are not eligible for returns.
Compatibility Issues: Returns are not accepted for compatibility-related issues unless the product description on our website was incorrect. If you're unsure, please contact us before ordering.
Shipping & Processing: Return shipping is to be arranged by the customer. No pickups available.
Refund Options: Choose between exchange, store credit, or monetary refund (after deductions for shipping and transaction fees).
Order Cancellations: Only possible before the order is processed.

For full details, visit our Return & Refund Policy page.