Mercedes W211 M112 Engine Mount Holder Bracket Bearing Right O/S A1122232104

Mercedes W211 M112 Engine Mount Holder Bracket Bearing Right O/S is a precision component from the Engine mounts group, designed for stable support of the power unit on the right side. This used original Mercedes part ensures proper load transfer from the engine to the chassis, which translates into smoother engine operation and reduced vibrations in the cabin.

Specifications and technical data

• SKU: A1122232104
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1122232104
• Substitutable numbers: A1122232104, A 112 223 21 04, KZ
• Location on the vehicle: Right
• Category: Engine Mounts

Purpose and function of the engine mount

The described bracket is a structural element responsible for a rigid yet controlled connection between the engine and the vehicle's chassis. As a right engine mount, it works in conjunction with other support points, stabilizing the M112 unit under typical operating conditions, during acceleration, braking, and driving on uneven surfaces.

A properly selected mount limits unwanted movement of the powertrain, which helps protect adjacent components such as hoses, wiring harnesses, or exhaust system elements. Consequently, replacing a worn bracket with a functional unit helps restore the correct engine support geometry and reduce excessive vibrations.

Construction and fitment for Mercedes W211

The bracket has been designed specifically for the engine bay construction of the Mercedes W211 with the M112 unit. This means matched geometry, properly positioned mounting points, and a shape ensuring correct load distribution. This type of component is crucial for maintaining the factory alignment of the powertrain relative to the chassis and drivetrain.

The placement on the right side of the vehicle allows for clear identification of the mounting position, which facilitates the selection of the correct part during service. Using an original Mercedes design solution promotes trouble-free installation and compatibility with factory mounting points.

Benefits of using an original engine mount

Choosing an original bracket from the Engine mounts group for a Mercedes W211 offers a number of practical benefits:

• maintaining the correct alignment of the engine relative to the chassis and drivetrain,
• reducing the transmission of vibrations and noise into the vehicle interior,
• decreasing loads acting on adjacent mechanical components,
• easier installation thanks to factory fitment for the W211 construction.

For workshops and private users, this means a more predictable repair result and the ability to restore powertrain performance characteristics close to factory standards.

Vehicle placement and installation aspects

The component is intended for installation on the right side of the vehicle, which is significant both when selecting parts and planning service work. The clearly defined vehicle placement makes it easier for the mechanic to identify the correct mounting point and minimizes the risk of error when ordering.

When replacing, it is recommended to check the remaining engine support points and the condition of adjacent elements to fully utilize the stabilization effect of the power unit after installing this bracket.

Technical support and guide materials

During the summer, the powertrain operates at higher temperatures, which also affects the loads transferred by engine mounts. To better understand how high temperatures affect the entire powertrain and cooling system, it is worth checking our guide: Summer heat vs. cooling system: used radiators and fans as a guarantee of savings. This is a practical addition to your knowledge when planning comprehensive service work within the engine area.

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 power unit support elements, check the available parts in the Mercedes engine mounts category.