BMW E60 E61N E81 E82 E84 E87N E88 E90N E90 E91 E91N Vacuum Pipe Hose 7797654

BMW E60N E87N E90 Vacuum Hose 7804328 is an original vacuum system component from the BMW group, designed to work with the vacuum pump in selected models of the E60N, E87N, and E90 series. The used hose ensures factory fitment, stable vacuum routing, and proper operation of vacuum-controlled components such as actuators or valves.

Specifications and technical data

• SKU: 7797654-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7797654
• Substitutable numbers: 11667797654, 7797654, 11667804328, 7804328
• Category: Vacuum Pumps

Purpose and Function of the Vacuum Hose

The vacuum hose in a vacuum pump system is responsible for the safe and sealed transmission of vacuum to individual receivers in the engine. For BMW E60N, E87N, and E90 models, it is crucial for:

• stable operation of vacuum-controlled components,
• proper functioning of the vacuum-assisted braking system,
• maintaining optimal engine operating parameters.

Thanks to its construction conforming to factory standards, the hose works with the vacuum pump without requiring installation modifications, which simplifies servicing and reduces the risk of leaks.

Construction and Fitment for the Vacuum Pump System

This element belongs to the vacuum pumps category, meaning it has been specifically designed to operate in a vacuum environment, with appropriately selected cross-section and shape. Original manufacturing ensures:

• factory-compliant routing of the hose in the engine bay,
• secure connection to the vacuum pump ports and other system components,
• resistance to typical thermal and mechanical loads found in BMW engines.

Such fitment reduces the risk of rubbing against other components, minimizes stress, and promotes longer, stable operation.

Benefits of Using an Original BMW Hose

Using an original vacuum hose to replace a worn or non-factory aftermarket part allows for the restoration of correct vacuum system operation without altering the vehicle's construction. The key benefits include:

• factory geometry and diameter – ensuring proper vacuum flow and quick system response,
• compatibility with factory mountings – easier installation and reduced risk of service errors,
• consistency with other system components – the hose works with the original vacuum pump and engine accessories.

For the user, this translates to more stable operation of vacuum-dependent systems and fewer diagnostic issues arising from leaks or incorrect part selection.

Condition, Verification, and Service Application

The hose is a used part, offered as a cost-effective solution while maintaining original BMW specifications. This type of part is particularly suitable for:

• vacuum system repairs after detecting leaks,
• vacuum pump servicing when a complete vacuum path needs to be restored,
• restoring factory configuration after previous installation modifications.

It is always advisable to confirm the hose selection based on the OEM part number or interchangeable numbers in the technical specifications to ensure full compatibility with the specific engine version and vehicle year.

Related Products and Technical Knowledge

If you are looking for other BMW vacuum pumps compatible with your model, check out our dedicated category: BMW vacuum pumps. There you will find a wide selection of vacuum system components that will allow for a comprehensive repair approach.

During service work, engine fuel supply is often diagnosed concurrently. In such cases, an article describing the selection and operation of fuel supply components will be helpful: Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Reconditioning. This will allow for better planning of the entire powertrain inspection for reliability.