BMW 1 3 Series E81 E87 LCI E90 Engine Mount Rubber Fits Left Right N/O/S 6773742

BMW 1 3 Series E81 E87 LCI E90 Engine Mount Rubber is an original powertrain mounting component designed for BMW models with petrol engines. It provides stable engine support on either the right or left side, reducing vibrations transmitted to the chassis and improving driving comfort. This is a practical solution for users looking to restore the proper operation of the drivetrain while maintaining the factory fitment and structural integrity of the vehicle.

Specifications and technical data

• SKU: 6773742
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6773742
• Substitutable numbers: 22116773742, 6773742
• Location on the vehicle: Right, Left
• Category: Other Engine Parts

Function and application of the BMW engine mount

The mount, also known as an engine bracket, is responsible for transferring loads from the powertrain to the chassis and for damping vibrations generated during the operation of the petrol engine. If this component is worn, unwanted vibrations, knocking sounds when starting or shifting gears, and a decrease in drivetrain refinement may occur. Using the correct mount dedicated to the BMW 1 Series E87 and 3 Series E90 allows for the restoration of:

• stable engine mounting in the engine bay,
• smoother drivetrain operation,
• reduced vibration transmission to the body and interior,
• better operating conditions for other engine auxiliary components.

Design and vehicle placement

The presented BMW 1 3 Series E81 E87 LCI E90 Engine Mount Rubber is designed for installation on either the right or left side of the vehicle, in accordance with the manufacturer's factory design. This solution facilitates the selection of the correct part during repairs and allows for the preservation of the original engine mounting geometry. The structural design of the mount has been engineered for the specific loads generated by petrol engines used in the BMW E87 and E90, which translates into:

• proper transfer of longitudinal and lateral forces,
• adequate vibration damping within typical RPM ranges,
• compatibility with factory mounting points on the chassis and engine.

Benefits of using an original BMW component

Using an original engine mount in a BMW ensures predictable vehicle behavior and compliance with the manufacturer's design specifications. Compared to generic aftermarket replacements, the original component offers:

• precise fitment for the specific generation and engine version,
• preservation of factory vibration damping characteristics,
• lower risk of improper installation or stress within the drivetrain.

This is particularly important in vehicles where ride comfort, handling stability, and the durability of other components, such as half-shafts, the exhaust system, or engine accessories, are a priority.

Condition, origin, and part selection

The offered BMW 1 3 Series E81 E87 LCI E90 Engine Mount Rubber is a removed, pre-owned part, which allows for economical repair while maintaining the original manufacturer's specifications. Before installation, it is recommended to verify compatibility with the specific engine version and compare the shape and mounting points with the mount currently installed in the vehicle. In practice, when replacing one mount, it is worth considering checking the other engine support components to avoid uneven structural loading.

Expanding knowledge and selecting other components

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

For a better understanding of the structural differences between sports and standard versions of cars, including the impact of engine mounts, suspension, and brakes on a vehicle's character, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which discusses key technical aspects using Audi models as an example.