Mercedes W212 Engine Mount Support Holder Bearing M272 4Matic A2722231504

Mercedes W212 Engine Mount Support Holder Bearing M272 4Matic is a component from the Engine mounts group, designed for stable support of the power unit in Mercedes vehicles with 4Matic all-wheel drive and a diesel engine. A properly selected mounting bracket reduces unwanted vibrations, improves the smoothness of the drivetrain, and contributes to driving comfort and the durability of adjacent components.

Specifications and technical data

• SKU: A2722231504
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2722231504
• Substitutable numbers: A2722231504, A 272 223 15 04
• Fuel type: Diesel
• Category: Engine Mounts

Purpose and function in the drivetrain

The mounting bracket, also known as an engine support, is a key element connecting the power unit to the vehicle's body. In the case of Mercedes W212 models with 4Matic drive, it is responsible for:

• transferring loads from the engine to the body structure,
• maintaining the correct geometry of the drivetrain,
• limiting engine movement during acceleration and braking,
• reducing vibrations transmitted to the cabin.

In vehicles with a diesel engine, proper support of the power unit is of particular importance due to the higher torque and characteristic vibrations, which is why the selection of the appropriate mounting bracket is essential for both comfort and the durability of the drivetrain.

Benefits of using an original mounting bracket

Using a mounting bracket dedicated to the Mercedes W212 with the M272 engine and 4Matic drive ensures:

• proper fit to factory mounting points without the need for modifications,
• preservation of the stiffness and flexibility designed by the manufacturer,
• stable cooperation with other elements from the Engine mounts group,
• reduced risk of premature wear of joints, half-shafts, and exhaust components.

By maintaining the factory engine mounting geometry, it is possible to minimize unwanted vibrations, knocking during start-up, and stresses in the drivetrain, which translates into smoother engine operation and a better driving experience.

Installation and operational characteristics

The mounting bracket, which is part of the Engine mounts group, is designed to work with factory mounts and drivetrain suspension elements. When replacing it, it is worth paying attention to:

• the condition of other engine and transmission mounts,
• the absence of excessive play in the mounts,
• proper tightening of bolts in accordance with the vehicle manufacturer's recommendations,
• checking for potential damage to adjacent components (e.g., hoses, covers).

Selecting a mounting bracket dedicated to a diesel unit allows for maintaining the correct distribution of forces in the drivetrain, which is important for both comfort and the durability of the entire assembly.

Used condition and advantages of choosing OEM parts

The offered mounting bracket is a used part, which allows for combining an attractive price with the preservation of the manufacturer's factory specifications. In practice, this means:

• preservation of original geometry and mounting points,
• no need for adaptation or modification of the vehicle structure,
• consistency with other factory drivetrain components.

If you want to better understand why original engine mounting elements are important for the durability of the power unit, it is worth reading material describing the impact of accessories on the operation of diesel units, such as the article The second life of the Mercedes OM642 engine – how injectors and the turbocharger restore the power of the 3.0 V6 CDI, which shows how important it is to maintain proper operating conditions for a diesel engine.

If you are considering choosing between a used original part and a replacement, a practical guide 5 reasons why a used OEM part is a better choice than a replacement, describing specific selection criteria and examples from popular models, may also be helpful.

Expanding the engine mounting system in a Mercedes

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 supports, vibration damping elements, or mounts working with the power unit, check the available parts in the Mercedes Engine mounts category.

Summary

Mercedes W212 Engine Mount Support Holder Bearing M272 4Matic is a technically matched component from the power unit support group, intended for vehicles with a diesel engine and 4Matic drive. Choosing this component allows you to maintain the factory mounting geometry, reduce vibrations, and ensure the stable operation of the entire drivetrain, which translates into comfort and predictable vehicle behavior in daily use.