Engine Mount BMW F10 LCI F12 550i 650i M5 Engine Suspension Right O/S 6851264

Engine Mount BMW F10 LCI F12 550i 650i M5 Engine Suspension Right O/S is an original component from the Engine mounts group, designed for the right side of the powertrain in selected BMW models equipped with N63N and S63 engines. Thanks to its factory design, it provides proper support for the powertrain, reduces vibration transmission to the chassis, and helps maintain stable drivetrain geometry, which translates into precise handling and driving comfort.

Specifications and technical data

• SKU: 6851264
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6851264
• Substitutable numbers: 6851264, 22116851264
• Location on the vehicle: Right
• Category: Engine Mounts

Purpose and function in the powertrain

The described engine mount is dedicated to the right side of the engine bay in high-performance versions of the BMW 5 Series F10 LCI, 6 Series F12, and M5 and M6 variants with N63N and S63 units. Its task is to stably hold the engine relative to the subframe and chassis while damping vibrations generated during the operation of the V8 unit.

A properly selected engine mount:

• limits vibrations transmitted to the body and the vehicle interior,
• reduces loads acting on other powertrain mounting components,
• supports the correct operation of the drivetrain during dynamic acceleration,
• helps maintain a stable engine position within the range specified by the manufacturer.

Benefits of using an original BMW engine mount

Using an original engine mount in high-end and sports BMW models allows for maintaining the factory characteristics of the powertrain. The component has been designed specifically for the loads generated by N63N and S63 engines, therefore it provides:

• appropriate stiffness at high torque levels,
• controlled deflection in critical directions, which protects other components,
• consistency with factory safety and driving comfort systems.

For workshops and users, this means predictable vehicle behavior, a lower risk of unwanted resonances, and easier diagnostics of potential faults in the future.

Vehicle placement and installation aspects

The mount is intended for installation on the right side of the powertrain, in the engine bay area. Correct placement is crucial for maintaining engine mounting geometry, so during replacement, it is worth paying attention to:

• precise fitment to factory mounting points,
• maintaining the correct bolt tightening sequence in accordance with the service procedure,
• checking other engine mounting components for wear.

Thanks to a design consistent with factory solutions, the installation is predictable for an experienced mechanic, and after installation, the component works with other engine mounts and the drivetrain without the need for additional modifications.

Characteristics of the used component

The offered engine mount is a secondary market component, sourced from dismantling. This type of part allows for economical repair while maintaining the original BMW design, which is particularly important in the case of demanding N63N and S63 units. A used OEM component often represents a favorable compromise between cost and maintaining the factory parameters of the engine mounting system.

Before installation, a standard visual inspection and verification of compatibility with the vehicle based on manufacturer markings and service documentation are recommended, which facilitates matching to a specific model configuration.

Selection, compatibility, and technical support

Due to the specifics of N63N and S63 units and the differences between individual body versions, the selection of the appropriate engine mount should be based on BMW catalog data and manufacturer markings. In workshop practice, verification by part numbers and comparing the design with the component removed from the vehicle proves effective.

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 vibration-damping elements, check the available parts in the BMW Engine mounts category.

For users who want to deepen their knowledge about the impact of accessories on the refinement of the powertrain, an article describing how accompanying elements can change the character of a diesel engine may be useful – more information can be found in the entry "Second life of the Mercedes OM642 engine – how injectors and turbo restore the power of the 3.0 V6 CDI".

If you are considering a wider use of secondary market components in your car or your workshop, practical tips on the safe selection of used parts can be found in the guide "Safe purchase of used car parts online – a step-by-step guide".