Mercedes-Benz M-Class ML W164 Front Left N/S Wheel Arch Trim Rear Section Panel

Mercedes-Benz W164 Wheel Arch Liner Left Front is a factory body part from the mud flaps category, designed to protect the wheel well from dirt and water. A properly fitted wheel arch liner supports aerodynamics, protects suspension components and electrical installations from external factors, which translates into stable vehicle operation. A used original part is a sensible choice for drivers seeking a technically matched solution at an attractive price.

Specifications and technical data

• SKU: A1648840922
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1648840922
• Substitutable numbers: A1648840922, A 164 884 09 22
• Location on the vehicle: Front, Rear, Left
• Category: Splash Guards & Mud Flaps

Vehicle Application and Placement

The wheel arch liner is designed for installation on the left side of the vehicle, considering operation in both the front and rear axle areas. This placement allows for effective drainage of water, mud, and small stones from under the wheel, reducing the risk of mechanical damage and corrosion of structural components.

The part is tailored to the body geometry of the W164 series, ensuring proper airflow within the wheel arch and preventing interference with the tire or suspension during full steering lock and shock absorber operation.

Protective Function and Installation Benefits

Using a properly fitted wheel arch liner directly impacts the durability of components operating in the wheel well area. Installing this liner provides, among other things:

• protection of electrical wiring, sensors, and mountings from water and dirt,
• reduced exposure of metal components to corrosion,
• less noise generated by gravel and sand thrown from under the tire,
• maintained cleanliness within the wheel well, facilitating subsequent inspections and servicing.

Thanks to its precise fit to the body, the left front wheel arch liner preserves the factory appearance of the vehicle's construction, without the need for modifications or adjustments of universal alternatives.

Product Characteristics and Fitment

The offered part comes from the Mercedes line, ensuring compatibility with factory mounting points and maintaining appropriate rigidity and shape. A used component is a good solution when the original liner has been mechanically damaged (e.g., due to contact with a curb, road obstacle, or intensive use in harsh conditions).

Before installation, it is recommended to verify compatibility with the specific vehicle equipment version and compare the shape and mounting points with the currently installed part. This approach minimizes the risk of mismatch and speeds up the installation process.

Installation and Operation

The wheel arch liner is designed for installation in factory mounting holes, making the work easier for both professional workshops and experienced DIY users. A correctly installed liner:

• does not rub against the tire at full steering lock,
• remains stable when driving over uneven surfaces,
• provides adequate space for suspension operation.

Regular inspection of the wheel arch liner's condition – especially after the winter season or off-road driving – allows for quick detection of any cracks or damage, preventing further damage to body components.

Other Mercedes Mud Flaps and Operational Tips

If you are also looking for other Mercedes mud flaps tailored to your model, check out the Mercedes mud flaps available in our store to comprehensively protect your wheel wells and lower body panels. For drivers planning a wider range of maintenance work, we have also prepared a practical guide – it's worth checking out the article TOP 10 Most Frequently Replaced Parts in Your Car to better plan vehicle maintenance and optimize operating costs.