Mini R55 R56 R57 R58 R59 Pulse Generator ABS Wheel Brake Speed Sensor 6908705

Mini R55 R56 R57 R58 R59 Pulse Generator ABS Wheel Brake Speed Sensor is an original traction control and stability system component designed for the front axle of Mini vehicles. Engineered to work with the DSC system, it ensures precise wheel speed readings, which translates into stable operation of the ABS and driver assistance systems. This is a practical solution for users who expect a proven, factory-spec component rather than replacements of unknown origin.

Specifications and technical data

• SKU: 6851500
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6851500
• Substitutable numbers: 61126908705, 6908705, 34526851500, 6851500, 34526773019, 6773019
• Location on the vehicle: Front
• Category: Other Brake Parts

Function and application of the ABS DSC sensor

The sensor mounted on the front axle is responsible for continuous measurement of wheel rotation speed and transmitting the signal to the ABS/DSC controller. Based on this data, the system:

• regulates brake system pressure, preventing wheel lock-up,
• supports driving stability during sudden maneuvers,
• enables proper operation of the traction control system,
• works in conjunction with other electronic vehicle safety features.

As a result, a functional ABS DSC sensor on the front of a Mini has a direct impact on braking efficiency and predictable vehicle behavior in emergency situations.

Benefits of using an original Mini component

The offered sensor comes from the Mini OE line, which means factory-perfect fitment for dedicated R55 and R56 models. In practice, this translates into:

• proper cooperation with the factory DSC controller without the need for installation modifications,
• correct cable length and the appropriate electrical connector,
• stable operating parameters under typical Mini operating conditions.

Choosing an original component is particularly important for safety-critical parts, where compliance with factory specifications is crucial for the correct operation of the entire system.

Vehicle placement and installation aspects

The sensor is designed for installation on the front of the vehicle, in the immediate vicinity of the wheel hub. Its design allows for seating in the factory socket and connection to the existing electrical harness without modifications. During replacement, it is worth paying attention to:

• thorough cleaning of the mounting socket from corrosion and dirt,
• proper routing of the cable, maintaining factory mounting points,
• checking the condition of the electrical connector on the vehicle's wiring side.

This approach reduces the risk of signal interference and helps maintain stable operation of the ABS/DSC system in the Mini.

Product characteristics and condition

The presented ABS DSC sensor belongs to the Other group in the Mini parts offer, meaning it is a specialized component closely related to the chassis electronics. The product is offered as used, which is a cost-effective solution for drivers looking for a factory component at a reasonable price, while maintaining compliance with the manufacturer's original specifications.

System expansion and selection of related components

When diagnosing ABS/DSC faults in a Mini R55/R56, it is common to analyze not only the sensor itself but also the wiring harness, the pulse ring, and the mechanical condition of the hub. A consistent service approach helps reduce the risk of system errors returning and ensures predictable operation of safety systems.

If you are planning a comprehensive repair or upgrade of the chassis and safety system in your Mini and need other elements from the same group, such as sensors, harnesses, or control modules, check the available parts in the Other Mini category.

Technical knowledge and further reading

When diagnosing the operation of ABS and stability control systems, it is worth knowing the differences in brake and suspension configurations between standard and sports versions. These issues are well illustrated by an article comparing advanced drivetrain and braking systems in high-performance cars – more information can be found in the post Audi RS vs other models – what is hidden under the hood and chassis?, which discusses, among other things, the impact of advanced systems on vehicle handling.