Mercedes CLS C218 X218 350 CDI d Complete Engine 642853 642.853 95k, WARRANTY

Warranty and technical condition of the part

The engine is sold with a 90-day warranty.

The warranty covers the engine itself; engine accessories are covered by a 30-day warranty.

The power unit was tested before removal and is in full working order.

Listing details

The offer applies to a complete engine.

The engine comes from a right-hand drive (RHD) vehicle. The wiring harness is not compatible with left-hand drive (LHD) vehicles and requires replacement or modification.

Mercedes CLS C218 X218 350 CDI d Complete Engine is a factory V6 powertrain designed for the C218/X218 generation CLS models with a diesel unit. A used engine from this series is a solution for users looking for a technically matched, verified component that will restore the full efficiency of the drivetrain. By maintaining the original design specifications, it provides a solid base for professional repair or engine replacement.

Specifications and technical data

• SKU: A6420104807-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6420104807
• Substitutable numbers: A6420104807, A 642 010 48 07
• Fuel type: Diesel
• Number of cylinders: 6
• Category: Engines
• Engine code: 642853
• Mileage: 95 000

Technical characteristics of the unit

The presented engine belongs to the Engines category and is intended for Mercedes vehicles from the CLS C218/X218 series in the 350 CDI d version. The unit is based on a V6 layout, which ensures smooth operation and an adequate torque reserve, especially important in premium class cars. The use of Diesel fuel allows for favorable fuel consumption characteristics while maintaining high flexibility across the entire rev range.

A complete engine means that it constitutes a full powertrain which, after proper preparation and installation, can be used as a replacement for the factory-fitted unit in a given model. The engine code assigned to this version allows for precise identification and matching to a specific vehicle configuration, which is crucial for professional repair.

Application in Mercedes CLS C218/X218 350 CDI d

The unit in question has been designed for use in Mercedes CLS C218 and X218 models in the 350 CDI d version, which guarantees compatibility with the factory engine bay architecture, drivetrain, and accessory installation. This makes it possible to maintain original mounting points, proper cable routing, and compatibility with factory control systems.

The V6 Diesel engine in this model performs well in both daily use and highway driving, providing stable performance and predictable operating characteristics. For workshops and service centers specializing in the Mercedes brand, this is a component that allows for a comprehensive engine replacement without the need for structural modifications to the vehicle.

Benefits of choosing a used Mercedes engine

Choosing a used V6 Diesel engine for a Mercedes CLS is a solution that significantly reduces repair costs compared to purchasing a brand-new unit, while maintaining the manufacturer's original specifications. The mileage assigned to this unit allows for a realistic assessment of wear and tear and the planning of further maintenance activities, such as replacing consumables or checking accessories.

A used complete engine is particularly beneficial in situations where a serious failure of the existing unit has occurred (e.g., mechanical damage to the block, crankshaft, or cylinder heads) and repairing it element by element would be economically unjustified. Using a complete powertrain reduces vehicle downtime and simplifies the service process, which is important for both private and fleet users.

Professional selection and installation

To fully utilize the potential of this unit, installation in a specialized service center with experience in Mercedes V6 Diesel engines is recommended. Proper preparation of the engine for operation – including leak testing, verification of accessories, and proper bleeding of the fuel system – is crucial for the durability and reliability of the entire drivetrain.

During the selection process, it is worth using vehicle data and manufacturer markings to ensure full compatibility with the specific equipment version. A well-selected complete engine allows for maintaining factory performance parameters, cooperation with vehicle electronics, and the correct operation of safety and comfort systems.

Mercedes engines – expansion and modernization of the powertrain

If you are planning a comprehensive repair or modernization of the engine area in your Mercedes and need other elements from the same group, such as blocks, cylinder heads, or complete powertrains, check out the available parts in the Mercedes Engines category.

More about buying used engines

When choosing a used engine, it is worth relying on reliable information regarding selection procedures, condition verification, and real cost differences compared to new units. A detailed discussion of these issues, along with practical examples and answers to frequently asked questions, can be found in the article Why it is worth buying used gearboxes and engines – facts instead of myths, which provides a valuable supplement when planning a drivetrain repair.