Description
Mini R55 R56 R60 Brake Booster Servo is an original brake system component from the Brake Boosters and Proportioning Valves group, designed for Mini series R models. It ensures stable brake assist, improving pedal feel and brake force consistency in daily use. This is a solution for users who want to restore the factory parameters of the braking system without altering the vehicle’s construction.
Specifications and technical data
- SKU: 6786583
- Mark: Mini (Genuine OE)
- Condition: Used
- OEM Part Number: 6786583
- Substitutable numbers: 34336786585, 34336772413, 34336863539, 6786585, 6772413, 6863539, 34336785192, 34336772855, 34336795110, 6785192, 6772855, 6795110
- Category: Brake Servos
Function and Application of the Mini Brake Booster
The presented brake booster is responsible for increasing the force applied to the brake master cylinder piston using vacuum from the engine. This results in significantly lighter brake pedal operation for the driver and a more predictable vehicle response during emergency braking and in city traffic. Using a dedicated servo for the Mini R55, R56, and R60 platforms allows for maintaining the correct system characteristics, in line with the manufacturer’s design.
The component is structurally adapted to factory mounting points and works with the original brake master cylinder, minimizing the need for modifications and facilitating installation in a workshop environment.
Benefits of Using an Original Brake Servo
Using an original brake booster in a Mini offers a range of practical benefits for the user and service center:
- maintaining the factory brake pedal feel,
- stable assist across the full range of system loads,
- compatibility with the factory brake master cylinder and associated equipment,
- no need for adapter mounts or lines,
- easier future diagnostics due to compliance with manufacturer documentation.
For vehicles used intensively – both in city traffic and on highways – a functional brake booster is crucial for safety and consistent braking distance. Replacing a worn component with an original part from the same design group restores predictable vehicle behavior in sudden braking situations.
Product Characteristics and Brake System Compatibility
The brake master cylinder servo in Mini series R models works with the hydraulic system, ABS/ESP system, and engine control, making it essential to use the correct type of booster. The offered component is from the Mini line and is designed for integration with the factory braking system without software or system geometry modifications.
Selecting the appropriate booster is facilitated by the presence of the OEM part number and related interchangeable numbers in the technical specifications – this allows the workshop to quickly verify compatibility with the specific vehicle equipment version. This solution is particularly beneficial when servicing various Mini R55, R56, and R60 variants, where differences in brake system configuration exist.
Condition, Origin, and Installation Aspects
The offered Mini brake booster is a used original part sourced from disassembly. These types of components are often chosen by workshops and users seeking a reasonable compromise between repair cost and maintaining factory quality. An original servo from disassembly retains the geometry and operating parameters intended by the manufacturer, which simplifies installation and subsequent operation.
Before installation, the standard workshop procedure is recommended: checking vacuum system leaks, verifying the condition of hoses, and properly bleeding the brake system after completion. A correctly performed replacement restores full brake assist functionality and reduces the risk of uneven pedal operation.
How to Care for Used Brake System Components
When installing a used brake booster, it is advisable to pay attention to regular inspection of the brake system’s condition – particularly flexible hoses, brake fluid, and cooperating hydraulic components. Proper operation and periodic maintenance can significantly extend the trouble-free working life of parts from disassembly.
Practical tips for operating and maintaining used components can be found in the article: How to Extend the Lifespan of Used Car Parts?, which describes, among other things, good practices for handling disassembled parts in terms of safety and durability.
If you are planning a comprehensive repair or upgrade of the braking area in your Mini and need other parts from the same group, such as servos, proportioning valves, or additional assist components, check the available parts in the category Mini Brake Boosters and Proportioning Valves.
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