BMW X3 Series E83 E83N LCI 2.0i Left N/S Engine Mount Mounting 3400339

BMW X3 E83 E83N LCI 2.0i Left Engine Mount is an original engine mount from the BMW group, designed for installation on the left side of the engine. This component ensures stable engine support, limits vibration transfer to the body, and supports the correct drivetrain geometry in the facelifted X3 E83 model.

Specifications and technical data

• SKU: 3400339
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3400339
• Substitutable numbers: 22113400339, 3400339
• Location on the vehicle: Left
• Category: Engine Mounts

Purpose and Function of the Engine Mount

The engine mount in the Engine Mounts category is responsible for the flexible yet stable connection of the engine unit to the vehicle body. For the 2.0i version in the BMW X3 E83 E83N LCI, the left mounting point is crucial for:

• damping vibrations generated by the gasoline engine,
• maintaining the correct position of the drivetrain relative to the suspension and drivetrain system,
• reducing noise and vibrations felt in the cabin,
• decreasing the load on other mounts and accessory components.

Thanks to its appropriately selected operating characteristics, the left engine mount helps maintain predictable vehicle handling and drivetrain stability under typical road conditions.

Compatibility with BMW X3 E83 E83N LCI 2.0i

The offered component has been specifically designed for the facelifted BMW X3 E83 model with the 2.0i engine, taking into account the geometry of the factory drivetrain suspension. Its placement on the left side of the vehicle means that the mount works in conjunction with the other engine support points, creating a cohesive mounting system in line with the manufacturer's specifications.

Selecting the correct mount for a specific body version and engine unit is important not only for driving comfort but also for the durability of joints, drive shafts, hoses, and exhaust system components, which are sensitive to incorrect engine positioning.

Product Characteristics and Mounting Advantages

The BMW X3 E83 E83N LCI 2.0i Left Engine Mount, as an element of the original BMW brand, retains the factory mounting points and a shape that fits the subframe and engine block. This ensures a predictable installation process for the mechanic, without the need for modifying brackets or fabricating additional adapters.

• Factory mounting geometry – compliance with the original BMW design.
• Appropriately selected stiffness – a compromise between comfort and drivetrain stability.
• Can be used in professional workshops and for post-accident repairs.
• A cost-effective solution compared to new aftermarket parts while maintaining original construction.

The used condition allows for economical vehicle repair while preserving the original structural specifications, which is particularly important for vehicles used daily.

Mounting and Operational Tips

When replacing the left engine mount, it is recommended to inspect the other support points for the engine and gearbox to ensure uniform operation of the entire system. A correctly selected and properly installed mount:

• limits excessive engine movement during acceleration and engine braking,
• reduces the risk of damage to hoses, pipes, and electrical connectors,
• improves the perceived refinement of the drivetrain in the cabin.

It is worth paying attention to the correct tightening of mounting bolts according to service procedures and to inspect the condition of adjacent components, such as brackets or covers, to avoid unwanted resonances.

Related Categories and Technical Knowledge

If you are planning a comprehensive service of the engine unit mounting system in your BMW X3 and want to select other parts from the same group, check the available parts in the BMW Engine Mounts category.

In case of engine unit modifications or light tuning, where increased loads may affect the performance of the mounts, a practical guide describing the use of used components may be helpful – you can find it in the article How to Increase Engine Power: A Practical Guide to Tuning Engines with Used Parts.

If you are also interested in the impact of different drive systems on engine mount loads in four-wheel-drive vehicles, it is worth reading the comparison of AWD systems in the text xDrive, 4Matic, quattro, or 4Motion – A Comparison of AWD Systems from BMW, Mercedes, Audi, and VW.