DSC Brake Pump BMW E90 E91 E92 ABS Hydro Braking Unit E81 E87 6776068 6776069

DSC Brake Pump BMW E90 E91 E92 ABS Hydro Braking Unit E81 E87 is an original component from the ABS and ESP system group, designed for precise control of vehicle stability and braking system pressure. Using a factory BMW solution ensures consistency with the vehicle's electronics, predictable operation of the DSC system, and the maintenance of factory safety parameters.

Specifications and technical data

• SKU: 6777162-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6777162
• Substitutable numbers: 34516777162, 6777162, 34516776068, 6776068, 34526776069, 6776069, 34516779893, 6779893, 34516780237, 6780237, 34516778488, 6778488, 34512460433, 2460433
• Category: Other Brake Parts

Purpose and function in the vehicle

The DSC unit in BMW E81, E87, and E90 models is responsible for dynamic stability control, working in conjunction with wheel speed sensors, the engine control module, and the braking system. In practice, this means active correction of braking force on individual wheels, slip limitation, and driver support in emergency situations, which translates into a higher level of safety and predictable vehicle behavior.

Replacing a faulty unit with an original BMW component allows for the restoration of full DSC/ABS system functionality, eliminating controller errors, extended braking distances, or improper traction control operation.

Benefits of using an original DSC unit

Choosing a factory solution from the ABS and ESP system group ensures:

• compatibility with the software of controllers in the BMW E81, E87, and E90,
• proper cooperation with wheel speed sensors and the stability control system,
• properly calibrated pressure in the brake circuits,
• reduced risk of adaptation and coding issues compared to aftermarket replacements.

As a result, the DSC unit provides a solid foundation for professional repair of the braking system and electronic safety systems in these BMW models.

Characteristics and technical fitment

The offered item is an OEM BMW part, which means its construction, operating parameters, and electrical interface comply with the manufacturer's factory requirements. The module has an assigned part number and associated interchangeable numbers, which facilitates clear identification and selection for a specific vehicle configuration.

Before purchasing, it is recommended to compare the markings with the existing component or use the BMW catalog to confirm full compatibility with the specific engine version and model year. This approach minimizes the risk of problems during installation and subsequent system configuration.

Product condition and practical application

The DSC unit is offered as a used OEM component, which allows for combining reasonable repair costs with the preservation of original build quality. This solution is particularly beneficial for comprehensive braking system renovation, where consistency with factory electronics and predictable ABS and ESP system behavior are priorities.

A properly selected and functional DSC unit contributes to the stable operation of safety systems, reducing the risk of uncontrolled skidding, uneven braking, or warning lights appearing on the instrument cluster.

Selection support and additional materials

If you are planning a comprehensive repair or upgrade of the braking zone in your BMW and need other elements from the same group, such as pumps, control modules, or wheel speed sensors, check the available parts in the BMW ABS and ESP System category.

When choosing a used DSC unit, it is worth knowing the key criteria for assessing technical condition and the principles of safe installation. A detailed list of tips can be found in the article "Second-hand braking system: how to safely choose discs, calipers, and ABS?", which discusses step-by-step what to look for when buying braking system components.

If you are considering whether a new replacement or a used OEM component is a better choice, comparing the costs and durability described in the material "New or used? A comparison of costs and quality of car parts" may be helpful, which will facilitate making an informed purchasing decision.