Engine Mount Mercedes W204 C207 X253 Petrol M274 Left N/S Mount A2742234404

Engine Mount Mercedes W204 C207 X253 Petrol M274 Left N/S Mount is an original component from the Engine mounts group, designed for M274 petrol units in selected Mercedes models. A stable mounting of the powertrain on the left side of the vehicle ensures smoother engine operation, reduces vibrations, and improves driving comfort.

Specifications and technical data

• SKU: A2742234404
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2742234404
• Substitutable numbers: A2742234404, A 274 223 44 04
• Location on the vehicle: Left
• Fuel type: Petrol
• Category: Engine Mounts

Purpose and function in the powertrain

The presented engine mount is designed to operate on the left side of the engine bay in Mercedes vehicles equipped with the M274 petrol unit. Its task is to transfer loads from the engine to the chassis while damping vibrations and limiting unwanted powertrain movement during acceleration, engine braking, or gear changes.

A properly selected mount in the Engine mounts group contributes to:

• reducing vibrations felt in the cabin,
• stabilizing the engine position relative to the chassis,
• reducing loads transferred to other powertrain components.

Benefits of using an original engine mount

Using an original mount to replace a worn-out component allows for the restoration of factory powertrain operating parameters. A properly selected engine mount:

• limits noise and vibrations transferred to the vehicle interior,
• improves the precision of the powertrain during load changes,
• supports even distribution of forces within the engine mounts.

For M274 petrol units, this is of particular importance, as stable engine support helps maintain the correct position of accessories and hoses, which can reduce the risk of additional stress and accelerated wear of adjacent components.

Installation characteristics

The mount has been prepared for direct installation in compatible Mercedes models with the M274 engine, on the left side of the vehicle. The design, based on factory mounting points, facilitates the mechanic's work and ensures compliance with the original powertrain geometry. Replacing a worn-out component with the appropriate mount from the same group eliminates the need for modifications or adjustments.

Before installation, it is recommended to verify compatibility with the specific body and engine version, as well as to check other mounting elements to fully utilize the potential of the newly installed engine mount.

Application in petrol vehicles

The product is designed for use with petrol engines, which is significant due to the vibration and load characteristics generated by such units. A properly selected mount helps maintain the right balance between support stiffness and vibration damping, which translates into comfort and powertrain stability under typical road conditions.

Expanding the scope of repair and additional materials

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as additional mounts, brackets, or vibration damping components, check the available parts in the Mercedes engine mounts category.

To compare the characteristics of different powertrains and operating costs, you can use guide materials, such as an article about BMW engines, which discusses performance, reliability, and the availability of aftermarket parts: BMW N47 vs M57 / M57N / M57N2 – a ranking of legendary diesels.