Ford Fiesta Mk5 Air Con Compressor Pump Unit 2.0 Petrol 6S43-19D629-AA

Ford Fiesta Mk5 Air Con Compressor Pump Unit is an original cabin cooling system component designed for Ford vehicles with petrol engines. This used compressor from this series allows for a technically sound repair of the air conditioning system, maintaining factory operating parameters and compatibility with engine accessories.

Specifications and technical data

• SKU: 4767921
• Mark: Ford
• Condition: Used
• OEM Part Number: 4767921
• Substitutable numbers: 4767921, 6S43-19D629-AA, 6S4319D629AA
• Fuel type: Petrol
• Part type: A/C Compressor
• Rim width: 4
• Category: A/C Compressors & Clutches

Purpose and technical specifications

The presented air conditioning compressor belongs to the Air conditioning compressors and clutches category and has been designed specifically for use with the petrol powertrain in the Ford Fiesta Mk5 model. The compressor design is adapted to the loads generated by the larger capacity engine, which translates into stable refrigerant pressure and predictable operating characteristics across the entire RPM range.

The component is a factory-made Ford part, which ensures the correct mounting hole spacing, the appropriate pulley profile, and proper integration with factory engine accessories and air conditioning controls. As a result, installation in place of a worn or damaged compressor does not require any structural modifications.

Function in the air conditioning system

The compressor is responsible for compressing the refrigerant and maintaining proper circulation within the air conditioning system, which directly affects the cooling efficiency of the vehicle's interior. A properly functioning compressor ensures:

• stable operating pressure in the air conditioning system,
• even cabin cooling at various driving speeds,
• proper cooperation with the receiver-drier, condenser, and evaporator.

By maintaining factory geometry and operating parameters, this compressor allows for the restoration of proper system functionality without the need to modify other installation components.

Condition, installation, and fitment

The component is offered as a used original part, which in practice means a beneficial combination of price and factory-grade construction. This type of solution is particularly attractive for repairs of daily-driven vehicles, where both proper system operation and rational service costs are important.

The compressor is designed for installation in place of the factory component, maintaining original mounting points and compatibility with belt-driven accessories. Proper fitment to the petrol engine reduces the risk of vibrations, excessive loads, and issues with accessory belt tension.

Benefits of using an original used compressor

Using an original, used air conditioning compressor in a Ford Fiesta Mk5 helps maintain the integrity of the entire powertrain and air conditioning system. Key advantages of this solution include:

• factory fitment for the specific model and engine version,
• preservation of the original air conditioning system operating characteristics,
• the possibility of an economical repair without sacrificing OEM parts,
• reduced risk of accessory compatibility issues.

For workshops and individual users, this means predictable installation and a lower risk of needing to perform follow-up work on the system.

Related system components and additional information

If you are planning a comprehensive repair or upgrade of the air conditioning zone in your Ford and need other items from the same group, such as compressor clutches, additional compressors, or drive components, check out the available parts in the Ford air conditioning compressors and clutches category.

You can find more about the benefits of using used, original premium components – including air conditioning compressors – in our blog article: used parts for Mercedes – original salvaged components as a way to reduce service costs. Additionally, if you are interested in how the rapid availability of used OEM parts affects vehicle downtime in the workshop, it is worth reading the entry on the impact of immediate parts availability on vehicle repair time.