Mercedes-Benz A B W176 W246 Brake Servo Booster Master Cylinder A2464301330

Mercedes-Benz A/B W176 W246 Brake Booster integrated with the master brake cylinder is a factory component of the braking system, designed for A-Class and B-Class models. The original design of the brake booster and proportioning valve ensures stable system pressure, predictable pedal response, and safe deceleration. This solution is for users who expect consistent performance of the entire braking system while maintaining manufacturer standards.

Specifications and technical data

• SKU: rhd-A2464300930
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2464300930
• Substitutable numbers: A2464300930, A 246 430 09 30, A2464301330, A 246 430 13 30, A2464300401, A 246 430 04 01, A2464300302, A 246 430 03 02, BG
• Category: Brake Servos

Technical Characteristics and Purpose

The presented brake booster, integrated with the master cylinder, has been specifically designed for the Mercedes-Benz A-Class and B-Class W176/W246 platform. This component belongs to the category of brake boosters and proportioning valves, responsible for assisting pedal force and ensuring proper pressure distribution within the brake circuits.

The vacuum system of the booster works in conjunction with the brake master cylinder, enabling repeatable braking characteristics, which are particularly important for daily urban and highway driving. Using an original Mercedes-Benz solution minimizes the risk of incorrect part selection and compatibility issues with other system components.

Benefits of Using an Original Booster with Master Cylinder

Replacing a worn-out component with a complete brake booster and master cylinder assembly restores the factory pedal feel and braking performance. In practice, this means:

• more predictable vehicle response to pedal input,
• stable pressure in the brake circuits,
• better vehicle control during intensive braking,
• reduced risk of uneven brake force distribution between axles.

For workshops and users, it is also important that the original Mercedes part is designed for a specific platform, which simplifies installation and reduces the need for additional modifications.

Selection, Compatibility, and Replacement Numbers

The offered brake booster and master cylinder assembly has a dedicated OEM part number and assigned replacement numbers, allowing for precise identification through manufacturer catalogs or by VIN. This makes it easier to verify compatibility with specific engine and equipment versions of the vehicle, as well as with the existing brake system configuration.

When selecting used brake system components, it is advisable to follow the same principles as for other OEM parts – including electronic modules or sensors. A guide on selecting used control modules and sensors, available in the article on choosing used ECU modules and sensors in a car, which describes practical procedures for verifying compatibility, may be helpful.

Condition, Verification, and Service Application

This component is a used part intended for reinstallation in a vehicle after prior verification by a qualified service center. For the braking system, it is particularly important to check for leaks, the correct operation of the master cylinder piston, and the booster's response to vacuum. Installation by a workshop experienced with Mercedes-Benz vehicles is recommended to ensure proper bleeding procedures and road tests are performed.

As part of comprehensive vehicle servicing, it is advisable to simultaneously inspect other systems affecting safety and driving comfort, such as suspension, tires, or the air conditioning system. Practical tips for selecting used OEM components and maintenance schedules can be found in the article on selecting and maintaining air conditioning and heating components in a car, which provides a structured approach to servicing key vehicle systems.

Summary

Mercedes-Benz A B W176 W246 – Brake Booster with Master Cylinder is a solution for users and workshops aiming to restore factory braking characteristics in A-Class and B-Class vehicles. The original design, tailored to a specific platform, simplifies installation and ensures the consistency of the entire braking system. Choosing this component is a technically sound way to maintain safe and stable brake performance in Mercedes-Benz cars.