BMW E65 DSC ABS Traction Control Brake Compressor Supply Pump 6781499

BMW E65 DSC ABS Traction Control Brake Compressor Supply Pump is a component from the ABS and ESP System category, responsible for precise support of the electronic stability control system in luxury BMW 7 Series sedans. The offered module is a recycled part, which allows for combining an attractive price with maintaining the original performance characteristics of the braking and traction control system.

Specifications and technical data

• SKU: 6781499
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6781499
• Substitutable numbers: 6781499, 34516781499
• Category: ABS & Stability Hydraulic Units

Purpose and function in the ABS and ESP System

The supply pump works with the DSC system, responsible for generating the appropriate hydraulic pressure in the brake circuits. This allows the system to quickly and effectively correct the vehicle's path, limit wheel slip, and stabilize the car during sudden braking or emergency maneuvers.

In practice, this means that a properly functioning supply pump:

• supports ABS operation during sudden braking on slippery surfaces,
• enables effective operation of the ESP/DSC system when traction is lost,
• ensures consistent, predictable vehicle behavior in extreme situations.

Benefits of using an original DSC supply pump

Choosing an original recycled component is a solution that allows you to maintain the factory characteristics of the braking and stability control system. The original supply pump is designed for the specific BMW E65/E66 platform, which translates into:

• proper fitment to the existing hydraulic and electrical installation,
• compatibility with the DSC controller software,
• stable operating parameters across the full range of temperatures and loads.

This minimizes the risk of communication issues within the vehicle's bus, controller errors, or incorrect ABS/ESP system response while driving.

Condition, verification, and preparation for installation

The component comes from a BMW vehicle and is classified as used, which allows for significantly reducing repair costs compared to a new part. Before being listed, such components are standardly verified for leaks, response to power supply, and the general condition of connectors and the housing to ensure stable operation in the target vehicle.

The DSC supply pump is intended for installation in place of the factory component, maintaining the original routing of brake lines and the electrical harness. Proper selection of parts according to the OEM number and interchangeable numbers (visible in the technical specification) helps avoid compatibility issues.

Importance for safety and driving comfort

A functional component from the ABS and ESP System group has a direct impact on driving safety, especially in heavy and powerful cars such as the BMW 7 Series. Maintaining full functionality of the DSC supply pump:

• improves vehicle stability at high speeds,
• reduces braking distance in difficult conditions,
• increases driver comfort thanks to the predictable response of assistance systems.

This is a particularly beneficial solution for users who expect to maintain the factory handling character without the need to invest in a new, expensive component.

Technical 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.

To better understand how to reasonably manage your budget when repairing the braking system and when it is worth reaching for proven recycled parts, read the article: Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts. This is a practical supplement to your knowledge when planning service work on your BMW.