BMW E90 E91 E92 M57N2 Engine Mount Right O/S Diesel 325d 330d 335d 6773248

BMW E90 E91 E92 M57N2 Engine Mount Right O/S Diesel 325d 330d 335d is an original component from the Engine mounts group, designed for the right side of the powertrain in BMW models equipped with the M57N2 diesel engine. Thanks to its factory-spec construction, it ensures proper support for the powertrain, reduces vibration transfer to the chassis, and supports stable operation of the drivetrain during daily use.

Specifications and technical data

• SKU: 6773248-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6773248
• Substitutable numbers: 6773248, 22116773248, 4038372, 22114038372, KD
• Location on the vehicle: Right
• Fuel type: Diesel
• Category: Engine Mounts

Purpose and function in the drivetrain

The described mount is designed for installation on the right side of the engine in BMW 3 Series E90/E91 generation vehicles with the M57N2 diesel unit. Its task is to stably maintain the engine relative to the subframe and effectively dampen vibrations generated by the diesel powertrain. A properly selected engine mount contributes to:

• reduced vibrations felt in the cabin,
• more even load distribution on the powertrain mounts,
• limitation of unwanted engine movement during acceleration and engine braking.

Benefits of using an original BMW mount

Using an original engine mount dedicated to the M57N2 unit allows for maintaining the factory operating parameters of the drivetrain. The design, tailored to the characteristics of the diesel engine, ensures:

• consistency with the factory powertrain suspension design,
• appropriate stiffness while maintaining vibration damping capabilities,
• correct engine geometry relative to the transmission and other drivetrain components.

As a result, the drivetrain operates under conditions intended by the manufacturer, which promotes the durability of other components, such as half-shafts, joints, or exhaust mounting elements.

Installation and operational characteristics

The mount is intended for use in diesel-powered vehicles, where dynamic loads and vibration levels differ from those in gasoline units. Properly selected damping characteristics are particularly important in M57N2 engines, known for their high torque. In practice, this translates into:

• more stable powertrain behavior during sudden load changes,
• lower risk of excessive engine "rocking",
• better acoustic comfort inside the vehicle.

The item is a salvaged part, which allows for a favorable price-to-quality ratio while maintaining the original manufacturer's specifications.

Application in service practice

Replacing the right engine mount is recommended in situations where noticeable vibrations occur on the chassis, knocking sounds appear when starting or shifting gears, or when there is visible sagging or damage to the rubber mounting element. In the case of M57N2 units operating under high load, regular inspection of the engine mounts is essential for driving comfort and the protection of other 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 vibration-damping components, check the available parts in the BMW engine mounts category.

Technical support and service knowledge

When working on the drivetrain, it is worth using reliable sources of knowledge regarding the operation and diagnostics of engine accessories. For a comparison of solutions used in other brands and a better understanding of the impact of mounting elements and accessories on the durability of the powertrain, the article dedicated to servicing popular Mercedes engines may be helpful – Reliability under the star – how to take care of engine accessories in popular Mercedes-Benz C-Class and E-Class models?. Although it concerns a different brand, it discusses universal principles of caring for key engine components and their accessories.