Ford Focus Mk2 C-Max Brake Servo Master Cylinder Booster 6M51-2B195-FE

Ford Focus Mk2 C-Max Brake Servo Master Cylinder Booster integrated with the master brake cylinder is a key component of the braking system, responsible for the stable transfer of pedal pressure into hydraulic circuit pressure. This element from the Brake servos and pressure regulators group was designed by Ford to work precisely with the hydraulic system in petrol-engine vehicles, ensuring predictable brake response and comfortable pedal operation.

Specifications and technical data

• SKU: 6M51-2B195-FE
• Mark: Ford
• Condition: Used
• OEM Part Number: 6M51-2B195-FE
• Substitutable numbers: 6M51-2B195-FE, 6M512B195FE, 6M51-2140-BC, 1547478, 3M51-2C246-BB, 1743324, 6M51-2005-CF, 1742032
• Fuel type: Petrol
• Category: Brake Servos

Application and function in the braking system

The presented brake servo integrated with the master cylinder is intended for Ford Focus Mk2 and Ford C-Max vehicles with petrol engines. Its task is to boost braking force using engine vacuum, allowing the driver to achieve high braking efficiency with relatively little pedal pressure. The integrated master cylinder is responsible for distributing pressure to individual circuits, which translates into stable operation of the entire system.

This type of solution is particularly important in daily use, where repeatable pedal characteristics, predictable braking force modulation, and maintaining adequate pressure reserve in emergency situations are essential. A properly selected brake servo with master cylinder reduces the risk of uneven axle braking and improves overall vehicle control.

Compatibility, parameters, and part selection

The element was developed as an original Ford component, which means full compatibility with the factory braking system architecture of the given model. The design is optimized for operation with petrol units, where the internal combustion engine is the source of vacuum, and the boost characteristics have been matched to the vehicle's weight and safety system calibration.

When selecting a brake servo with master cylinder for a Focus Mk2 or C-Max, it is worth paying attention to:

• compatibility with the body version and model generation,
• intended use for petrol engines,
• maintaining the original braking system configuration without the need for installation modifications.

Thanks to the use of an original solution from the Brake servos and pressure regulators group, the factory pedal operating characteristics are maintained, which is particularly important when working with ABS and ESP systems.

Performance characteristics and installation benefits

The servo integrated with the master cylinder in the Ford Focus Mk2 / C-Max ensures consistent operation of the entire braking system, minimizing the risk of pressure drops and uneven circuit performance. The used OEM element is a solution that allows for maintaining factory braking system performance parameters while reducing service costs compared to new components.

The main benefits of using this type of component include:

• maintaining original geometry and mounting points in the engine bay,
• consistent cooperation with the existing hydraulic and vacuum installation,
• predictable braking force modulation, important both in city traffic and on the road.

Replacing the complete servo + master cylinder assembly is often more effective than repairing individual elements, as it reduces the risk of leaks and system bleeding problems.

Ford brake servos and pressure regulators – system expansion

If you are planning a comprehensive repair or upgrade of the braking zone in your Ford and need other elements from the same group, such as additional servos, pressure regulators, or related boost modules, check the available parts in the Ford brake servos and pressure regulators category.

Operation, service, and cost optimization

When working with the braking system, it is crucial to regularly check for leaks, the condition of lines, and the quality of the brake fluid. Replacing the brake servo with the master cylinder should be combined with thorough system bleeding and checking pedal operation under various loads. For vehicles with higher mileage, using a used OEM component allows for maintaining high-quality performance within a reasonable service budget.

To better plan your service strategy and understand when it is worth choosing used original parts, the guide on repair cost optimization may be helpful – you will find detailed tips in the article Rising repair costs and the boom in used parts – how to save on car service?.

If you are also interested in the selection of other consumable components and their impact on driving comfort, it is worth reading the guide material Air conditioning and heating – part selection and maintenance for year-round comfort, which shows how to consciously choose used OEM elements in various vehicle systems.