Audi A4 B9 Bearing Mount Bracket Right O/S 2.0 TFSI Petrol Engine 4M0199870AM

Audi A4 B9 Bearing Mount Bracket Right O/S 2.0 TFSI Petrol Engine is an original component from the Engine mounts group, designed to provide stable support for the powertrain in Audi vehicles with a petrol engine. Its precise geometry and factory-fit ensure proper load distribution and vibration reduction in the right side of the engine bay, which translates into smoother engine operation and improved driving comfort.

Specifications and technical data

• SKU: 4M0199870AM
• Mark: Audi
• Condition: Used
• OEM Part Number: 4M0199870AM
• Substitutable numbers: 4M0199870AM, 4M0 199 870 AM
• Location on the vehicle: Right
• Fuel type: Petrol
• Category: Engine Mounts

Purpose and function in the powertrain system

The presented bracket is a structural component responsible for mounting the right side of the engine in the Audi A4 B9 generation with a 2.0 TFSI petrol unit. Its task is to transfer forces generated during acceleration, engine braking, and driving over uneven surfaces, as well as to work in conjunction with other components from the Engine mounts group to dampen vibrations and noise.

A properly selected and functional engine mount bracket helps maintain the correct position of the powertrain relative to the body, which is important for:

• drivetrain geometry and proper operation of the drive shafts,
• reducing the transmission of vibrations to the body and vehicle interior,
• stability of the engine accessory mounting in the right side of the engine bay.

Construction and fitment for Audi A4 B9 2.0 TFSI

The bracket has been designed specifically for the Audi A4 B9 body architecture and the characteristics of the 2.0 TFSI engine, ensuring factory mounting points and proper load management. The construction is optimized for operation with a petrol unit, which is significant for the distribution of forces and the level of vibrations generated by this type of powertrain.

The original Audi origin means compliance with factory dimensional tolerances, which facilitates installation and minimizes the risk of stress resulting from misalignment. In practice, this translates into:

• secure fitment with the body and other mounting components,
• stable engine support in the right side of the engine bay,
• maintaining the powertrain position as intended by the manufacturer.

Characteristics of the used component

The offered bracket is a salvaged part, which allows for an economical replacement while maintaining the original design specifications. A used component is a good choice when the existing mount has suffered mechanical damage, corrosion, or deformation, and you want to maintain the factory standard of quality without resorting to aftermarket replacements of unknown origin.

Choosing an original, used engine mount bracket is particularly beneficial for repairs where compliance with factory solutions, predictable behavior under load, and hassle-free installation in place of the old part are important.

Installation and maintenance tips

When replacing the bracket, it is recommended to check other components in the Engine mounts group to ensure even support for the powertrain and avoid excessive stress at a single point. Proper installation, following the correct tightening sequence and torque specifications recommended by the vehicle manufacturer, is crucial for the durability of the entire mounting system.

In the case of vehicles with a petrol engine, it is worth paying attention to potential symptoms of excessive vibrations, knocking during acceleration or gear changes, and incorrect alignment of the powertrain – these may indicate the need to replace the bracket or other mounting components.

Related components and technical knowledge

The engine mounting system works with many other sub-assemblies responsible for the refinement of the powertrain and exhaust emissions. If you are interested in how additional systems affect engine efficiency and ecology, it is worth reading an article discussing exhaust gas recirculation and the selection of used components: EGR: what it is and why it is worth considering used EGR valves.

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