Mini R55 R56 R57 R58 R59 Pulse Generator ABS Wheel Brake Speed Sensor 6851500

Mini R55 R56 R57 R58 R59 Pulse Generator ABS Wheel Brake Speed Sensor is a brake system component responsible for the precise reading of wheel rotational speed on the front axle. Thanks to it, the ABS system in your Mini can effectively control braking force, improving vehicle stability and driving safety. This solution is intended for users looking for a proven, original component with predictable operating parameters.

Specifications and technical data

• SKU: 6851500-1
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 6851500
• Substitutable numbers: 61126908705, 6908705, 34526851500, 6851500, 34526793819, 6793819, 34526773019, 6773019
• Location on the vehicle: Front
• Category: ABS Speed Sensors

Purpose and function of the ABS speed sensor

The presented ABS speed sensor operates in the front part of the vehicle, monitoring wheel rotational speed and transmitting a signal to the brake system controller. Based on these pulses, the ABS system can limit wheel slip during braking, which translates into better control over the car on wet, slippery, or uneven surfaces. The ABS speed sensor is a key element working with the control module, brake discs, and calipers, and its proper operation has a direct impact on braking efficiency.

Compatibility with Mini R55–R59 models

The offered sensor has been designed to work with the Mini platform covering the R55, R56, R57, R58, and R59 generations. This means structural compatibility with factory mounts and electrical harnesses in these models, which facilitates installation and reduces the risk of compatibility issues. Using an original Mini solution allows you to maintain consistency with the factory brake system architecture and vehicle electronics, as well as facilitates diagnostics in the event of any faults.

Characteristics of the used component

The product comes from disassembly and is offered as a used part, which is a reasonable compromise between cost and functionality. This type of component is often chosen for servicing older vehicles, where both maintaining correct operating parameters and optimizing repair budgets are important. A used ABS speed sensor allows you to restore the proper operation of the system without the need to invest in a new element, while maintaining the manufacturer's original specifications.

Benefits of using an original pulse generator

Using an original ABS pulse generator in a Mini R55–R59 ensures:

• stable cooperation with the factory ABS controller and other brake system components,
• proper fitment to the front mount and electrical harness,
• preservation of the pulse signal characteristics intended by the manufacturer,
• reduction of the risk of ABS system errors resulting from incorrect wheel speed readings.

For the user, this means more predictable car behavior during emergency braking and better cooperation with driving assistance systems.

Selection and safety when purchasing used ABS components

When replacing an ABS speed sensor, it is worth paying attention to compatibility with the specific model version as well as electrical and mounting parameters. Both manufacturer markings and replacement numbers assigned to this reference can be helpful. To better prepare for purchasing used brake system elements, such as discs, calipers, or ABS components, it is worth using the practical tips included in the article Second-hand brake system: how to safely select discs, calipers, and ABS?, where you will find a checklist to help assess the condition of the parts.

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 sensors, signal cables, or related electronic components, check the available parts in the Mini ABS speed sensor category.