BMW 1 2 3 4 Series F20 F21 F22 F30 F31 Bracket Hydro Unit 34516791749 6791749

BMW 1 2 3 4 Series F20 F21 F22 F30 F31 Bracket Hydro Unit is an original mounting component for the electronic stability control system, designed for BMW F-series models. It ensures secure seating of the DSC pump within the chassis, which translates into stable system operation and the reduction of unwanted vibrations. Thanks to the factory-spec mounting geometry, the part maintains compatibility with the vehicle's construction and facilitates the servicing of the braking and safety systems.

Specifications and technical data

• SKU: 6791749
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6791749
• Substitutable numbers: 6791749, 34516791749
• Category: Other Brake Parts

Purpose and function of the DSC pump bracket

The presented bracket is responsible for the stable mounting of the DSC pump in the engine bay, which is crucial for the proper operation of the traction control and vehicle stability system. A correctly selected mounting element minimizes stress on the pump housing, reduces the risk of mechanical damage, and makes it easier to maintain the proper routing of hydraulic lines and electrical harnesses.

In BMW F-series vehicles, such as the F20, F21, F22, F30, or F31, proper positioning of the DSC pump is important for both driving safety and subsequent maintenance. Using a dedicated bracket allows for maintaining the factory installation layout and compliance with the manufacturer's technical documentation.

Construction and fitment for BMW F-series models

The bracket has been designed as a component structurally matched to the chassis of selected BMW models, with appropriately positioned mounting points. Thanks to this:

• it ensures the correct alignment of the DSC pump relative to the chassis and other braking system components,
• it facilitates assembly and disassembly during service work,
• it limits the transfer of vibrations from the chassis to the pump housing.

Its original BMW origin means that the bracket complies with factory quality standards and has been designed for long-term operation in the demanding conditions of the braking system.

Characteristics of the used component

The offered bracket comes from dismantling, which allows for combining original BMW quality with a cost-effective repair. The used element retains the geometry and mounting points consistent with factory specifications, which enables its reuse in the vehicle without the need for modifications to the chassis or installation.

Choosing an original bracket from the secondary market is often preferred by mechanics and users who expect a good fit for a specific model and the preservation of the factory rigidity of the DSC pump mounting.

Part selection by numbers and compatibility

The bracket has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification in BMW catalogs and service systems. Before purchasing, it is worth comparing the markings with the vehicle documentation or the removed element to confirm full compatibility with the specific body version and DSC system.

This minimizes the risk of mismatch, and the installation proceeds smoothly, without the need for alterations or additional adapters.

Support in choosing a used part

If you are considering whether, in the case of mounting elements and drivetrain components, the better solution is refurbishment or purchasing an original part from dismantling, the following article may be helpful: Refurbished or used original – which part to choose for repairs?. You will find practical tips there regarding the selection of used elements in the context of durability and cost-effectiveness of repairs.

Related components and development of chassis systems

In modern sports and performance cars, such as RS series models, braking and stability control systems are particularly advanced. If you are interested in how manufacturers differentiate the construction of engines, brakes, and chassis between standard and sports versions, it is worth reading the material: Audi RS vs other models – what is hidden under the hood and chassis?. It allows for a better understanding of the importance of precise assembly of elements such as the DSC pump and its brackets in the context of performance and safety.

If you are planning a comprehensive repair or upgrade of the braking and stability control area in your BMW and need other elements from the same group, such as additional mounts, brackets, or installation elements, check the available parts in the Other BMW category.