Mercedes A B W169 W245 Diesel Rear Left N/S Gearbox Mount Bearing A1692400918

Mercedes A B W169 W245 Diesel Rear Left N/S Gearbox Mount Bearing is an original structural component designed for the drivetrain in Mercedes vehicles with diesel engines. It is responsible for providing stable support for the power unit at the rear left side, which translates into reduced vibrations and proper load distribution. This is a practical solution for users looking for a proven, used component with factory geometry.

Specifications and technical data

• SKU: A1692400918
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1692400918
• Substitutable numbers: A1692400918, A 169 240 09 18
• Location on the vehicle: Rear, Left
• Fuel type: Diesel
• Category: Other Transmission & Drivetrain

Purpose and function in the vehicle

The engine mount bracket and bearing assembly plays a key role in stabilizing the power unit in Mercedes compact class models. This component operates in the rear left area of the engine bay, working in conjunction with other mounts to maintain the correct position of the diesel engine relative to the body.

In practice, this means:

• reducing the transmission of vibrations from the engine to the chassis,
• maintaining the correct geometry of the drivetrain,
• supporting the operation of other engine mounts,
• limiting stress on adjacent components (joints, drive shafts, accessories).

Benefits of using the original engine mount bracket

Using the original bracket in Mercedes diesel vehicles allows for the preservation of the factory operating parameters of the drivetrain. The design, tailored to the specific W169/W245 platform, ensures proper mounting points and the appropriate rigidity of the entire assembly.

The most important advantages include:

• Factory fitment to the body and power unit – no need for modifications or adjustments to mounting holes.
• Stable support at the rear left side – essential for diesel engine operation, which generates higher torsional loads.
• Ability to restore the correct alignment of the drivetrain after damage to the old mount.
• Reduction of unwanted vibrations and knocking in the area of the bulkhead and vehicle floor.

Application in diesel engines

In diesel units, proper engine mounting is particularly important due to the operating characteristics and higher torque. The Mercedes A B W169 W245 Diesel Rear Left N/S Gearbox Mount Bearing in this application helps maintain the stability of the entire system, which affects driving comfort and the durability of other drivetrain components.

A properly selected and functional bracket:

• reduces the risk of excessive engine movement during acceleration and braking,
• supports even load distribution across other engine mounts,
• allows for predictable vehicle behavior during dynamic driving.

Condition and service application

The offered item is in used condition, making it a sensible choice for maintenance repairs where the cost-to-functionality ratio is important. It can be used both when replacing a damaged mount after a collision and during the gradual restoration of the engine support system in older vehicles.

Before installation, standard verification in a workshop environment and comparison with the removed part is recommended to confirm the compatibility of the design and mounting points with the specific vehicle configuration.

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

For drivers interested in comparing structural solutions in sports power units and the impact of engine mounting on vehicle handling, our blog article may be helpful – you can find more information in the material Audi RS vs other models – what is hidden under the hood and chassis?.