Ford Mondeo Mk4 A/C Air Conditioning Hose Tube Line Pipe AG91-8B159-BB

Ford Mondeo Mk4 A/C Air Conditioning Hose Tube Line Pipe is an original cabin cooling system component designed for the precise routing of refrigerant within the air conditioning installation. Thanks to its factory-spec geometry and perfect fit for this specific Mondeo generation, the hose ensures stable operation of the compressor, condenser, and other components, facilitating the restoration of full A/C system efficiency after repairs or collisions. It is a practical solution for users seeking parts that comply with Ford's factory specifications and wish to avoid fitment issues associated with aftermarket replacements.

Specifications and technical data

• SKU: RHD-AG91-8B159-BB
• Mark: Ford
• Condition: Used
• OEM Part Number: AG91-8B159-BB
• Substitutable numbers: AG91-8B159-BB, AG918B159BB, 1717289
• Part type: Hose
• Category: A/C Hoses & Fittings

Purpose and function in the air conditioning system

The Ford Mondeo Mk4 A/C Air Conditioning Hose Tube Line Pipe is responsible for the sealed and controlled routing of the refrigerant between system components. The correct shape, diameter, and connector types allow for:

• maintaining the appropriate pressure within the air conditioning circuit,
• proper cooperation with the compressor, condenser, and evaporator,
• reducing vibrations and stress in the installation thanks to the matched length and routing of the hose,
• trouble-free installation at factory body mounting points.

As a result, the A/C system can operate under stable conditions, which translates into uniform cooling of the vehicle interior and reduced load on the compressor.

Construction, connectors, and installation compatibility

The hose belongs to the Air conditioning hoses, pipes, and connectors group, meaning it has been designed to operate in high-pressure and variable-temperature environments. The construction includes:

• rigid sections, ensuring stable routing along metal body elements,
• flexible segments in areas exposed to engine unit movement or suspension travel,
• connectors matched to Ford's factory air conditioning system ports.

This combination of rigid and flexible sections helps reduce the risk of micro-cracks and leaks while facilitating installation in the engine bay, where space is limited. Original Ford origin promotes full compatibility with factory brackets and clamps, which is essential for professional repairs.

Characteristics of the used part

The item is offered as a used part, which in practice means it has been removed from a vehicle and verified for further serviceability. For air conditioning hoses, it is crucial to maintain:

• hose integrity without visible mechanical damage,
• correct connector geometry, enabling a sealed connection with other system components,
• absence of deformations that could hinder installation along the original routing.

Choosing an original used Ford part is often a cost-effective solution, allowing you to maintain factory fitment without the need to invest in expensive new components, while simultaneously maintaining high manufacturing quality.

Service application and installation benefits

Installing this air conditioning hose in a Mondeo Mk4 is particularly recommended in situations where the system has lost its seal, suffered mechanical damage due to a collision, or experienced corrosion of metal elements. Using the correct hose allows you to:

• restore full A/C system tightness after a pressure test,
• minimize the risk of future refrigerant loss,
• ensure correct operating parameters for the compressor and expansion valve,
• maintain thermal comfort inside the vehicle during the summer season.

For workshops specializing in the Ford brand, this hose serves as a practical service component that reduces repair time thanks to its reliable fit and predictable installation path.

Expanding the air conditioning system in your Ford

If you are planning a comprehensive repair or upgrade of your Ford's air conditioning system and need other elements from the same group, such as additional lines, flexible hoses, or service connectors, check out the available parts in the Ford air conditioning hoses, pipes, and connectors category.

More about the advantages of original used parts

Choosing original parts from dismantling is a solution that works well beyond just Ford vehicles. If you want to better understand why premium-class used components can be a reasonable alternative to new replacements, it is worth reading an article describing practical examples based on the Mercedes-Benz brand: Used parts for Mercedes – original parts from dismantling.