BMW 5 Series E61 1 Rear Air Suspension Pump Compressor 6793778

BMW 5 Series E61 1 Rear Air Suspension Pump Compressor is an original air suspension system component designed for installation in the rear of the vehicle. Thanks to its factory design, it ensures proper air spring supply, stabilizing vehicle height and ride comfort. This solution is dedicated to users who expect consistent suspension performance, correct geometry, and predictable handling.

Specifications and technical data

• SKU: 6793778-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6793778
• Substitutable numbers: 37106793778, 6793778, 37206792855, 6792855, EB-LV-2008-A3
• Location on the vehicle: Rear
• Category: Other Steering & Suspension Parts

Purpose and function in the suspension system

The presented compressor is the component responsible for generating and maintaining pressure in the rear axle air suspension. Mounted in the rear area of the vehicle, it works with the height control system, ensuring:

• maintaining the set vehicle height regardless of the load,
• stable handling at higher speeds,
• better vehicle control when towing or driving with a full load.

Thanks to its fitment for the BMW 5 Series E61 design, the compressor works with factory lines, mounts, and accessories, which facilitates installation and reduces the risk of leaks.

Benefits of using an original compressor

Using an original compressor in the BMW E61 allows for maintaining the operating parameters specified by the vehicle manufacturer. In practice, this means:

• proper suspension response to changes in load and road conditions,
• consistent operation with the factory control electronics,
• reduced risk of self-leveling system errors.

The element from this group is particularly important in cars with high mileage or those that are heavily loaded, where rear axle stability has a direct impact on safety and ride comfort.

Installation characteristics

The compressor is designed for installation in the rear of the vehicle, in accordance with the factory location provided by the manufacturer. Thanks to the preservation of the original geometry of mounts and connections:

• it facilitates the mechanic's work during replacement,
• it limits the need for installation modifications,
• it allows for maintaining the factory routing of air lines.

Before installation, it is recommended to check the condition of lines, connectors, and cooperating elements to ensure the tightness of the entire system and avoid excessive compressor load.

Condition and practical application

The offered compressor is a used part, which makes it an attractive solution for users looking for a technically matched part on a reasonable budget. Properly selected and correctly installed, it allows for restoring the proper operation of the rear air suspension, eliminating typical signs of wear, such as the vehicle sagging after parking or uneven axle height.

System expansion and selection of related components

If you are planning a comprehensive repair or upgrade of the rear air suspension zone in your BMW and need other elements from the same group, such as air lines, suspension air springs, or mounting elements, check the available parts in the Other BMW category.

For a comparison of solutions used in sports designs and a better understanding of the differences in the construction of powertrains and chassis, it is worth reading an article discussing the specifics of high-performance models: Audi RS vs other models – what is hidden under the hood and chassis?.