BMW 1 3 Series F20 F21 F30 F31 LCI Engine Mount Suspension Right O/S 6859408

BMW 1 3 Series F20 F21 F30 F31 LCI Engine Mount Suspension Right O/S is an original powertrain suspension component designed for installation on the right side of the vehicle. It provides stable support for the power unit, reduces vibration transmission to the chassis, and maintains the correct geometry of the drivetrain in modern BMW models. This technical solution is dedicated to users who expect precise handling and proper engine operation after replacing a worn mount.

Specifications and technical data

• SKU: 6859408
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6859408
• Substitutable numbers: 22116859408, 6859408, EM
• Location on the vehicle: Right
• Category: Engine Mounts

Purpose and compatibility for BMW F20/F21 and F30/F31 LCI

The described engine mount has been designed specifically for BMW 1 Series F20/F21 and 3 Series F30/F31 models after the LCI facelift, with placement on the right side of the vehicle. Thanks to a design consistent with factory BMW solutions, this component allows for maintaining the correct engine position relative to the chassis, which is crucial for the operation of half-shafts, the exhaust system, and other powertrain mounts.

The original design ensures proper load distribution during acceleration, engine braking, and driving over uneven surfaces. This is particularly important in cars where handling precision and ride comfort are key design features.

Technical function of the right engine mount

The right engine mount is responsible for:

• damping vibrations generated by the power unit,
• stabilizing the engine position relative to the subframe and chassis,
• limiting unwanted movement of the powertrain during load changes,
• supporting the proper operation of other engine suspension components.

As a result, the driver experiences smoother power unit operation, reduced vibrations transmitted to the cabin, and more stable vehicle behavior under typical road conditions. A properly selected engine mount also impacts the durability of other components, such as hoses, connectors, or exhaust system elements.

Characteristics of the used OEM component

The offered engine mount is an original BMW component from the Engine Mounts category, sourced from dismantling. The used OEM element retains the factory geometry, mounting points, and operating parameters specified by the vehicle manufacturer. For many users, this is a technically sound choice that allows for maintaining the consistency of the car's construction while optimizing repair costs.

When replacing the right engine mount, it is worth checking the condition of other powertrain mounts. A consistent condition of all engine suspension elements translates into even force distribution and a longer service life for the entire system.

The importance of proper engine mounting for comfort and durability

A worn or damaged engine mount can cause increased vibrations, knocking sounds when starting, and even improper loads on other drivetrain components. Replacing it with a functional, original right-side element allows you to:

• reduce noise and vibrations felt in the cabin,
• improve the refinement of the power unit at low and high RPMs,
• reduce the risk of damage to hoses, connectors, and components adjacent to the engine,
• maintain proper vehicle handling in typical and dynamic driving conditions.

For users of BMW 1 and 3 Series after the LCI facelift, this is an essential element affecting daily comfort and predictable vehicle behavior on the road.

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 mounts, brackets, or other power unit support points, check the available parts in the BMW Engine Mounts category.

In the case of modern models of this brand, the proper cooperation of mechanical systems with vehicle electronics is also becoming increasingly important. To better understand how to care for control modules and comfort systems in a BMW, it is worth reading the article: Driving pleasure for years – how to take care of iDrive systems and electronic modules in BMW 3 and 5 Series models using parts from dismantling?

Summary

BMW 1 3 Series F20 F21 F30 F31 LCI Engine Mount Suspension Right O/S is an original, used powertrain suspension component intended for installation on the right side in selected BMW models after the facelift. It provides stable engine support, reduces vibration transmission to the chassis, and supports the proper operation of the entire drivetrain. Choosing this solution allows you to maintain the vehicle's factory design assumptions and restore the ride comfort characteristic of this brand.