Mini Cooper R55 R56 R57 LCI R60 DSC Pump Hydro Braking Unit 6874551 6874556

The Mini Cooper R55 R56 R57 LCI R60 DSC Pump / Brake System Hydro Unit is an original component for the stability control and brake hydraulics system, designed for Mini models after the LCI facelift. Its factory design ensures proper integration with the vehicle's electronics and maintains operating parameters in line with manufacturer standards. This is the solution for users who want to restore full DSC system functionality without modifying the existing installation.

Specifications and technical data

• SKU: 6874551
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6874551
• Substitutable numbers: 34516874551, 6874551, 34526874556, 6874556, 34516874553, 34519811622, 34516866975, 34516858544, 34516796701, 6796701, KZ
• Category: Other Brake Parts

Application and Compatibility

Mini Cooper R55 R56 R57 LCI R60 models utilize an integrated DSC pump with a hydraulic block, responsible for regulating brake circuit pressure and operating safety systems. The offered component is from the original Mini parts range, ensuring precise fitment with the electrical system, brake lines, and control software.

The hydro unit is intended for vehicles equipped with the DSC (Dynamic Stability Control) system. Replacing it with an OEM part helps avoid issues with CAN bus communication, controller errors, or the need for wiring modifications.

DSC Hydro Unit Construction and Function

The presented unit combines a hydraulic block with valves and a control module responsible for DSC system operation within a single housing. In practice, this means:

• independent pressure control in the brake circuits for each wheel,
• cooperation with wheel speed sensors, steering angle sensors, and lateral acceleration sensors,
• implementation of stability control, traction control, and emergency brake assist functions,
• precise pressure modulation during system interventions, without noticeable jerks.

Thanks to its factory design, the hydro unit maintains operating parameters consistent with the controller software in the specific Mini model, which is crucial for the correct functioning of active safety systems.

Condition, Origin, and Benefits of Installation

The offered Mini Brake System DSC Pump / Hydro Unit falls into the Other category, meaning it is a specialized component, less commonly found in standard wear-and-tear parts lists. The product is used, offering an attractive cost-effective alternative to a new OEM component while retaining original design and compatibility.

Choosing an original hydro unit over an aftermarket alternative allows you to:

• maintain the factory operating parameters of the DSC and ABS systems,
• minimize the risk of coding and adaptation issues with the controller,
• ensure consistency of the braking system with other vehicle modules.

Installation and Operational Tips

When replacing the hydro unit, it is recommended to perform a brake system bleeding procedure using a diagnostic tester to properly bleed the hydraulic block. After installation, adaptation or coding may be necessary depending on the vehicle's configuration. Using an original module significantly simplifies these service tasks.

Due to its critical role in driving safety, installation should be entrusted to a workshop experienced with DSC systems in Mini vehicles. A correctly selected and installed hydro unit restores full functionality to the stability and traction control systems, leading to predictable vehicle behavior in emergency situations.

Other Products and Technical Materials

If you are also looking for other components in the Other category dedicated to this brand, check out our offer for other Mini parts, where you will find a wide selection of original components for various models.

For those interested in comparing solutions used in sporty car versions and standard models, we recommend an article on our blog: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?, which discusses, among other things, differences in brake and chassis construction.

If you want to better understand when it is worth opting for original used components, our guide may also be helpful: Best Used Car Parts – A Guide to Original Components, describing the most popular solutions for common brands.