Mercedes-Benz A B Class W169 W245 Rear Left N/S Engine Mount A1692400518

Mercedes-Benz A B Class W169 W245 Rear Left N/S Engine Mount is a component from the Engine mounts category, designed for the stable mounting of the power unit in the rear left section of the vehicle. This used original part ensures proper engine support, reduces unwanted vibrations, and supports the correct operation of the drivetrain in Mercedes A and B class models of this generation.

Specifications and technical data

• SKU: A1692400518
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1692400518
• Substitutable numbers: A1692400518, A 1692400518, A 169 240 05 18, AS
• Location on the vehicle: Rear, Left
• Category: Engine Mounts

Purpose and vehicle placement

The presented engine mount is designed for installation in the rear left part of the engine bay. This placement is responsible for stabilizing the power unit relative to the body during acceleration, braking, and driving over uneven surfaces. A properly selected rear engine mount helps limit drivetrain movement, which translates into more predictable vehicle behavior and reduced stress on other mounts.

Function and benefits of use

Engine mounts in Mercedes A and B class vehicles are responsible not only for keeping the power unit in the correct position but also for damping vibrations transmitted to the body. The rear left element plays a significant role in the distribution of forces acting on the drivetrain, which is why its proper technical condition affects:

• reduction of vibrations felt in the cabin, especially at idle and when starting,
• smoother drivetrain operation during gear changes,
• reduction of noise resulting from excessive engine movement,
• limitation of loads on other mounts and accessory components.

Using the correct mount in the rear left part of the engine helps maintain the factory geometry of the power unit mounting, which promotes the stability and durability of the entire system.

Characteristics of the used part

The offered engine mount is a used component, which in practice means a favorable compromise between purchase cost and maintaining the original construction. In the case of engine mounts, it is particularly important to match the specific model and ensure compatibility with the manufacturer's factory solutions. A used original part allows for maintaining proper operating parameters while reducing expenses compared to a new element.

For proper selection, it is worth verifying compatibility with your vehicle based on the manufacturer's markings and placement on the vehicle. This helps avoid installation problems and ensures that the engine mount will work with existing mounts and other drivetrain components.

Installation and maintenance tips

When replacing the rear left engine mount, it is recommended to:

• check the condition of the remaining engine and transmission mounts,
• inspect associated components, such as brackets and mounting bolts,
• use the appropriate procedure for supporting the power unit during removal and installation.

A properly selected and installed mount in the rear left part of the engine helps restore driving comfort and drivetrain stability, especially in vehicles with noticeable vibrations or knocking when starting.

Expanding the Mercedes engine mounting system

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

Practical tips for working with the drivetrain

Replacing an engine mount is often associated with assessing the overall condition of the power unit. It is worth expanding your knowledge on selecting used components to make informed service decisions. Useful information can be found in the guide How to buy a used car engine and avoid pitfalls – a step-by-step guide, which discusses step-by-step what to look for when purchasing used engine-related components.