Diaframma Vaschetta Pompa Freno Anteriore - Yamaha SR 400 (3HT) (Japan) 2005

Brake Master Cylinder Reservoir Diaphragm

This brake master cylinder reservoir diaphragm is a small but essential part to maintain the health and performance of your motorcycle's hydraulic braking system. It fits inside the brake master cylinder, the component that converts the force applied on the lever or pedal into hydraulic pressure to safely stop your bike.

Diaphragm Function

The reservoir stores the brake fluid, which transmits force from the lever to the brake calipers. As brake pads wear, the caliper pistons require more fluid to maintain proper pressure. The diaphragm ensures there is always enough fluid and protects the system from contaminants.

Its main function is to separate the brake fluid from the outside air, minimizing the entry of moisture, dust, and other impurities that could degrade the fluid and affect braking performance. Additionally, it allows the fluid volume to expand or contract with temperature changes without creating excessive pressure or vacuum in the circuit.

Benefits of Replacing the Diaphragm

• Restores the integrity of the brake master cylinder reservoir seal.
• Improves braking response and smoothness of the hydraulic system.
• Prevents air from entering the brake lines.
• Prolongs the life of brake fluid and other system components.
• Compatible with a wide range of Yamaha, Kawasaki, Honda, Suzuki, and other models.

Application and Compatibility

This diaphragm is a versatile replacement ideal for preventive maintenance or restoring brake systems. It ensures safety and optimal performance on the road, in the city, or on demanding routes. Always check compatibility with your specific model before installation.

Installation and Recommendations

Installation is simple: just replace the old diaphragm with the new one, ensuring the seal is properly seated. It is recommended to check the brake fluid level and bleed the system if necessary after the replacement.

Conclusion

A small component that makes a big difference: keeping the brake master cylinder reservoir diaphragm in good condition is key for safe and effective braking. Ideal for riders who value safety and performance on every ride.