Royal Enfield KAB00227/B – Brake Master Cylinder Cap and Diaphragm Kit | Compatible with Interceptor 650, GT 650, Meteor, Classic Reborn, Hunter, Bullet 350 J

Ensure a leak-proof and responsive braking experience with the Royal Enfield KAB00227/B – Brake Master Cylinder Cap and Diaphragm Kit. This original part is designed to maintain proper sealing and pressure balance within the front brake master cylinder.

Crafted with OE-grade rubber and high-quality plastic, this kit is essential for long-term reliability, especially for modern Royal Enfield motorcycles featuring front disc brakes.

Whether you're replacing a worn-out diaphragm or retrofitting for better brake maintenance, this kit is your go-to replacement. Its wide compatibility makes it a must-have for workshops, garages, and DIY enthusiasts.

Key Features

• ✅ Part Number: KAB00227/B

• ✅ OE Genuine Royal Enfield Part – Assures long-term durability and compatibility

• ✅ Application: Front brake master cylinder (disc brake models only)

• ✅ Includes: Rubber diaphragm and sealing cap

• ✅ Improves brake responsiveness by maintaining fluid pressure and sealing integrity

• ✅ Designed for DOT 3/4 brake fluid systems

• ✅ Quick replacement with basic tools

• ✅ Made in India under Royal Enfield license

Compatibility

This cap and diaphragm kit is used across a wide range of modern Royal Enfield motorcycles with disc brakes:

650 Twins :

• Interceptor 650 (BS4 & BS6)

• Continental GT 650 (BS4 & BS6)

• Super Meteor 650
• Short Gun 650
  

J-Series Models:

• Classic 350 Reborn (2021 onwards)

• Meteor 350

• Hunter 350

• Bullet 350 (J-series, 2023 onwards)

🔧 Note: This part is used in the front brake master cylinder of all disc brake-equipped models listed above. Not compatible with rear drum-only variants.

Why Choose This Product from Under The Hood?

• 100% Genuine Royal Enfield Spare

• Thoroughly quality-checked before dispatch

• Backed by GST invoice & transparent return policy

• Quick shipping across India

• Trusted by mechanics & DIY users alike

FAQs

Q1. Will this cap kit fit my Interceptor 650?
Yes, it is a direct replacement for the brake master cylinder cap on Interceptor 650.

Q2. Can I use this on my Classic Reborn 350?
Yes, as long as your model has front disc brakes, this part is compatible.

Q3. Does this include both the cap and diaphragm?
Yes, this is a complete kit with the rubber diaphragm and plastic cap as shown.

Q4. Is installation DIY-friendly?
Yes, it requires only basic screwdrivers. Ensure the reservoir is clean before sealing.

Q5. How do I check if mine is faulty?
Cracks, hardening of rubber, brake fluid leaks, or pressure drop are signs of replacement need.