BMW 3 Series E90 E91 E92 LCI Engine Mount 6773745

BMW 3 Series E90 E91 E92 LCI Engine Mount is a component from the Engine mounts category, designed for installation in the front left part of the engine bay. It provides stable, controlled support for the power unit, reducing the transmission of vibrations and noise to the chassis and improving driving comfort. Thanks to its design compliant with BMW standards, it is a solution technically matched to the factory geometry of the powertrain suspension.

Specifications and technical data

• SKU: 6773745
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6773745
• Substitutable numbers: 22116773745, 6773745
• Location on the vehicle: Front, Left
• Category: Engine Mounts

Purpose and function in the powertrain

The engine mount in BMW 3 Series E90, E91, and E92 models is responsible for maintaining the correct position of the power unit relative to the chassis and auxiliary components. Its placement in the front – left side zone means it operates at a critical point where loads resulting from acceleration, braking, and drivetrain operation accumulate. A properly selected mount limits unwanted engine movement, which translates into more stable vehicle handling and reduced stress on other components.

Benefits of using the correct engine mount

Using the correct engine mount in a BMW E90/E91/E92 affects several key areas of operation:

• reduction of vibrations transmitted to the body and vehicle interior,
• reduction of engine noise felt in the cabin,
• stabilization of the engine position relative to the half-shafts, exhaust, and accessories,
• reduction of the risk of damage to hoses, connectors, and rubber-metal elements in the engine bay.

For the user, this means more predictable vehicle behavior, better driving comfort, and lower stress on other components working with the power unit. In the case of a BMW, it is particularly important to maintain the correct geometry of the powertrain, which affects the refinement and durability of the entire assembly.

Mounting characteristics and fitment

The mount has been designed as a component intended for installation at a specific point on the chassis – on the front left side of the vehicle. Such placement requires precise matching to factory mounting points, which is why choosing a part consistent with the original BMW specification is crucial for maintaining the correct engine position. The mount design allows for compatibility with stock brackets and the subframe, which facilitates installation and limits the need for additional modifications.

The element comes from the Engine mounts group, meaning it has been designed to work under variable dynamic loads typical for longitudinally mounted power units in the BMW 3 Series. Correct selection of the mounting side (front, left) is important both from the point of view of safety and the durability of the entire system.

Component condition and service application

The offered engine mount is a used part, making it an attractive option for budget repairs or restoring the performance of a heavily used vehicle. This type of part is particularly useful in situations where the existing mount shows signs of wear, such as excessive vibrations, knocking when starting, or noticeable jerking when changing gears. Replacing the mount with a functional unit allows for the restoration of proper power unit operating conditions without the need to invest in a new component.

To ensure proper fitment, it is worth verifying compatibility with the OEM part number and interchangeable numbers in the product's technical specification. This helps avoid installation issues and ensures that the mount will work with factory brackets and accessories in a given BMW 3 Series variant.

Technical support and selection of appropriate components

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other elements from the same group, such as additional mounts, brackets, or other power unit supports, check out the available parts in the BMW Engine mounts category.

To better understand the impact of mount condition and the cooling system on power unit durability, it is worth reading the service guide regarding overheating and engine protection: Engine cooling system – overheating, repair, and used radiators. When selecting used components, practical expert tips regarding compatibility and OEM markings, available in the article No more bad purchases! How to professionally select used car parts, may also be helpful.