Mercedes-Benz M-Class ML W164 Left Right N/O/S Roof Railing Rack Moulding Set

Visual condition of the part 

The product shows signs of use visible in the photos. 

Mercedes-Benz M-Class ML W164 Left Right N/O/S Roof Railing Rack Moulding Set is a complete set of original components mounted on both sides of the roof, designed for Mercedes W164 series vehicles. The set provides a solid base for roof racks, mounts, and transport accessories, improving the vehicle's functionality while maintaining the factory body line.

Specifications and technical data

• SKU: A1648400124
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648400124
• Substitutable numbers: A1648400124, A 164 840 01 24, A1648400224, A 164 840 02 24, KZ
• Weight: 150
• Location on the vehicle: Right, Left
• Category: Other Exterior Parts & Accessories

Purpose and function of the roof rails

The left-right roof rail set has been designed as an integral part of the premium SUV body, which is the Mercedes W164. The rails create a stable, rigid structure on the roof, enabling the secure installation of crossbars, roof boxes, bicycle racks, or sports equipment. Thanks to the factory fit, the correct mounting geometry is maintained, which translates into confident vehicle handling even with additional roof loads.

Construction, installation, and fitment

The rails included in the set are profiled for the specific roof line of the Mercedes W164, allowing for precise alignment with the mounting points on the left and right sides. The design provides for installation in factory locations without the need to interfere with the roof structure, ensuring the body's tightness and rigidity are preserved. The mounting solutions used allow for an even distribution of forces along the entire length of the rail, which is essential when transporting heavier loads.

Performance characteristics and advantages of the set

The roof rail set for the Mercedes W164 allows for a practical increase in the vehicle's transport capabilities without compromising driving comfort. The appropriately selected profile cross-section limits air turbulence, which helps reduce noise generated at higher speeds after roof accessories are installed. Using a complete left-right set facilitates installation and minimizes the risk of mounting geometry issues, which is significant for the durability of the entire roof load-bearing system.

Condition of components and practical application

The rails are removed from a vehicle, which allows for maintaining the original manufacturer's specifications and fitment to the Mercedes W164 roof structure. This type of solution is particularly beneficial for post-accident repairs, replacing damaged rails, or retrofitting a car that did not have such equipment from the factory. Complete left and right side components facilitate workshop work and shorten installation time.

Integration with other components and additional information

The roof rails work with a wide range of transport accessories designed for the Mercedes W164, allowing for flexible configuration of the cargo space depending on the user's needs. Thanks to the preservation of the original mounting geometry, it is possible to seamlessly use crossbars and mounts dedicated to this model, which increases the safety of the transported load.

If you are planning a comprehensive repair or upgrade of the upper body area in your Mercedes and need other elements from the same group, such as additional mounts, covers, or roof fasteners, check the available parts in the Other Mercedes category.

For a comparison of design solutions used in sports models of other brands, including engine construction, braking systems, and chassis, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how different technical concepts influence the selection and operation of spare parts.