BMW 1 Series E81 E82 E87N LCI Hose Coolant Pump Reservoir Gearbox Oil Cooler

BMW E81 E82 E87 LCI N47 Water Hose Pipe Tube is an original cooling system component from the Hoses, Pipes and Tubes category, designed for use in facelifted BMW 1 Series models with the N47 engine. The product comes from dismantling, allowing for an economical yet robust repair of the cooling system while maintaining factory geometry and fit.

Specifications and technical data

• SKU: 7796872
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7796872
• Substitutable numbers: 17127796872, 7796872, 11667622724, 7622724
• Category: Hoses, Lines & Pipes

Application and Fitment for BMW with N47 Engine

The presented water hose has been specifically designed for the cooling system in facelifted (LCI) BMW E81, E82, and E87 series models with the N47 engine. This means that the shape, connection diameters, and routing of the hose are factory-matched to the engine bay of these models, facilitating installation and reducing the risk of leaks.

By retaining the original design, the hose works with factory connectors, the thermostat housing, and other cooling system components, ensuring stable coolant flow and proper engine heat dissipation.

Construction and Technical Characteristics

As a component from the Hoses, Pipes and Tubes category, this water hose combines flexible hose sections with appropriately shaped pipe segments, allowing for precise routing of coolant in the confined space of the engine bay. The hose's construction is adapted to operating conditions involving high temperatures and variable cooling system pressure.

Original manufacturing ensures:

• stable mounting in factory brackets and guides,
• proper sealing at connections to the radiator and engine block,
• resistance to typical thermal loads encountered in the N47 unit.

Benefits of Using an Original BMW Hose

Using a water hose from the original BMW installation helps maintain the integrity of the entire cooling system. In practice, this means:

• precise fitment for the specific body version and engine without the need for modifications,
• retention of the factory hose routing, minimizing the risk of rubbing against other components in the engine bay,
• easier diagnostics and servicing in the future, as the system remains consistent with manufacturer documentation.

For users who want to restore full cooling system functionality without experimenting with aftermarket parts, this component offers a practical and technically safe solution.

Product Condition and Installation Aspects

The water hose is a used component, which helps reduce repair costs while maintaining original BMW specifications. Before installation, a standard visual inspection is recommended, checking sealing surfaces, and potentially using new clamps or connectors, in accordance with manufacturer service procedures.

Due to its factory fitment for E81, E82, and E87 LCI models with the N47 engine, installation is similar to the procedure for replacing a hose in a service environment – without the need for modifications to other cooling system components.

Cooling System Components – BMW Hoses, Pipes and Tubes

If, during cooling system service, it is found that other BMW hoses, pipes and tubes are also required, it is advisable to select them based on the same category and brand to maintain the consistency of the entire system. Check available BMW hoses, pipes and tubes to complete all necessary system components.

For those considering the use of other used components – especially in the area of electronics and control – a practical guide on our blog may be helpful. It contains tips on selecting parts by manufacturer designation, verifying compatibility, and safe installation. More information can be found in the article on choosing used ECU modules and sensors for your car.