Engine Mount Mercedes W203 W209 M272 Petrol Left N/S Bracket Holder A2722230904

The Mercedes W203 W209 M272 Engine Mount Bracket is an original part from the Engine Mounts group, designed for stable support of the power unit in Mercedes vehicles with an M272 gasoline engine. The precise geometry of the left-side mount ensures proper transfer of loads from the engine to the body, resulting in smoother powertrain operation and reduced cabin vibrations.

Specifications and technical data

• SKU: A2722230904
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2722230904
• Substitutable numbers: A2722230904, A 272 223 09 04
• Location on the vehicle: Left
• Fuel type: Petrol
• Category: Engine Mounts

Purpose and Function in the Powertrain

The engine mount bracket is responsible for a rigid yet controlled connection between the power unit and the vehicle's structure. For M272 gasoline engines in W203 and W209 models, a correctly selected left-side component is crucial for:

• maintaining the correct engine position relative to the gearbox and drive shafts,
• reducing unwanted vibrations transmitted to the body,
• limiting stress on adjacent elements such as hoses, wiring harnesses, and accessories,
• stable powertrain operation during acceleration, engine braking, and load changes.

Thanks to its adaptation to the specific gasoline engine configuration, installation is predictable, without the need for structural modifications.

Benefits of Using an Original Mount Bracket

Using a dedicated left-side mount for M272 units allows for the preservation of the powertrain's factory operating parameters. In practice, this means:

• correct fitment with other engine support system components,
• retention of the manufacturer-designed rigidity and operating characteristics,
• reduced risk of accelerated wear on adjacent components,
• more predictable vehicle behavior during dynamic driving.

Choosing this part is particularly important when replacing worn or damaged mounts, especially if you want to maintain the engine's factory operating characteristics without experimenting with ill-fitting aftermarket alternatives.

Integration with the Engine Mounts System

The mount bracket works in conjunction with other components from the Engine Mounts group, forming a complete power unit support system. A correctly selected and installed left-side component:

• stabilizes the engine block relative to the body mounting points,
• supports the function of the mounts by properly distributing forces,
• helps to reduce vibration transfer to the vehicle's body and interior.

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

Selection, Installation, and Technical Aspects

When selecting a mount bracket for a Mercedes with an M272 engine, it is important to match it to the specific side of the vehicle and the fuel type. This component is designed for gasoline units and left-side installation, which facilitates unambiguous identification for the mechanic and reduces the risk of errors during service.

In practice, installation involves replacing the worn or damaged mount with a correctly selected part, adhering to the torque specifications recommended by the vehicle manufacturer. A properly executed replacement allows for the restoration of:

• stable power unit support,
• powertrain geometry consistency,
• acoustic comfort and reduced cabin vibrations.

How to Effectively Assemble Used Parts

When planning a larger scope of service work, it is worth considering assembling other powertrain and accessory components simultaneously. A guide describing how to select various disassembled components in one place, avoiding accidental replacements and maintaining the overall quality consistency of the set, can be helpful – details can be found in the article Comprehensive Sourcing: From Engine to Smallest Clip – How to Assemble Used Car Parts in One Place.

If you are also interested in the topic of repairing electronic modules and using disassembled parts for other brands, practical tips can be found in the guide Driving Pleasure for Years – How to Care for iDrive Systems and Electronic Modules in BMW 3 and 5 Series Models, which shows how to consciously use original used components.