BMW Mini One R50 R52 Brake Servo Unit Master Cylinder Expansion Tank 6779679

BMW Mini One R50 R52 Brake Servo Unit Master Cylinder Expansion Tank is a brake system component designed for Mini models, responsible for effectively boosting the pressure applied to the brake pedal. Thanks to its original OEM design, it ensures stable operating parameters and predictable vehicle behavior during braking. This is a practical solution for users looking for a proven component for professional repair or replacement in their Mini.

Specifications and technical data

• SKU: 6779679
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6779679
• Substitutable numbers: 34336779679, 6779679, 34336759114, 6759114, 34336757324, 6757324
• Category: Brake Servos

Function and role in the brake system

The BMW Mini One R50 R52 Brake Servo Unit Master Cylinder Expansion Tank in the Mini R50 is responsible for braking force assistance, reducing the driver's effort required to achieve the appropriate pressure in the system. A properly functioning servo translates into a predictable pedal travel, better vehicle control, and repeatable brake response in various road conditions.

Combined with other brake system components, the servo stabilizes operating pressure, which is important both during calm city driving and during more intense emergency braking. Using an original OEM solution allows for maintaining the factory braking characteristics of the Mini.

Compatibility and identification parameters

The presented BMW Mini One R50 R52 Brake Servo Unit Master Cylinder Expansion Tank belongs to the Brake servos and pressure regulators group and has been designed specifically for Mini vehicles. The OEM designation and available replacement numbers allow for precise verification of compatibility with a specific equipment version and vehicle year, which is particularly important when selecting used brake system components.

To facilitate identification in warehouse systems and catalogs, the part has an assigned SKU and OEM part number, as well as associated reference numbers. Before purchasing, it is worth comparing this data with information from the vehicle's identification plate or service documentation to ensure full installation compatibility.

Product condition and service application

The BMW Mini One R50 R52 Brake Servo Unit Master Cylinder Expansion Tank is offered in used condition, making it an attractive cost-effective solution while maintaining the manufacturer's original specifications. This type of component is often chosen for post-accident repairs, replacing worn brake system elements, or restoring the efficiency of older Mini R50 models.

In workshop practice, using an original servo from disassembly allows for maintaining factory fitment to mounts, lines, and other sub-assemblies, which reduces installation time and minimizes the risk of compatibility issues. This solution is particularly valued by services specializing in the Mini brand.

Benefits of using an original brake servo

• Factory fitment – the OEM design ensures compatibility with the Mini R50 brake system without the need for modifications.
• Stable operating characteristics – maintaining predictable pedal travel and repeatable brake response.
• Repair cost optimization – a used component allows for reduced expenses while maintaining original specifications.
• Support for professional repairs – a part suitable for service and renovation applications in Mini vehicles.

Expanding the Mini brake system

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

Technical knowledge and selection of used components

When working with safety systems such as brakes, it is crucial to properly select and verify the condition of used components. It is worth using reliable sources of information that describe service procedures, principles of selecting OEM parts, and maintenance schedules. Practical tips, comparison tables, and answers to frequently asked questions can be found in the article Air conditioning and heating – part selection and maintenance for year-round comfort, which discusses the approach to used OEM components in the context of vehicle servicing.