Mercedes ML W164 Rear Left Seat N/S Cap Rosetta Bench A1646910005

Mercedes ML W164 Rear Left Seat N/S Cap Rosetta Bench is an original upholstery component designed for the rear left seat of the Mercedes ML W164 generation. This discreet yet functional trim cap allows you to restore the cohesive look of the interior and maintain the factory seat assembly standard. Thanks to its black color, it integrates harmoniously with most interior configurations of this model.

Specifications and technical data

• SKU: A1646910005
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1646910005
• Substitutable numbers: A1646910005, A 164 691 00 05
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Seats and Sofas

Purpose and function of the component

The cap has been designed as a trim part for the rear left seat, responsible for the aesthetic covering of a specific mounting point or seat component guide. Its purpose is to:

• visually organize the seat mounting area,
• reduce the visibility of raw structural edges,
• maintain the consistent stylistic line of the Mercedes ML W164 interior.

The black color makes it easy to match with standard upholstery and plastics, which is particularly important when replacing a single element in a vehicle already in use.

Construction, color, and fitment

The element belongs to the Seats and benches group, meaning it was developed to work in the immediate vicinity of the seat, backrest, or adjustment mechanisms. The construction of the cap is adapted to its specific location in the vehicle – the rear left side – which ensures proper fitment with factory mounts.

The black color of the cap helps maintain a uniform interior aesthetic while being practical for everyday use. As a result, the element blends well with both dark fabric upholstery and leather configurations used in the ML W164.

Benefits of using an original cap

Choosing an original trim cap for the rear seat offers a number of practical advantages:

• Factory fitment – shape and geometry prepared for a specific model and position in the car, which minimizes the risk of looseness or incorrect installation.
• Visual interior consistency – maintaining the uniform stylistic line characteristic of the Mercedes ML W164.
• Predictable performance – the component is designed to work in the seat area, taking into account typical loads and usage conditions.

The product is offered as a used part, which allows for economical repair or replacement of a missing detail while maintaining the original character of the interior.

Use in interior restoration and upgrades

The rear left seat trim cap is suitable for both spot repairs of damaged elements and broader passenger cabin restoration. It can be used, among other things, for:

• restoring equipment completeness after seat removal,
• restoring aesthetics after mechanical damage in the mounting area,
• organizing details after modifications or seat replacements within the rear bench.

If you want to better plan the refreshing of your cabin and combine the replacement of individual elements with a wider upgrade, the guide on our blog may be helpful: Premium interior for half the price: second-hand seats, steering wheels, and multimedia.

Expanding your Mercedes interior configuration

If you are planning a comprehensive repair or upgrade of the seating area in your Mercedes and need other elements from the same group, such as headrests, seat side panels, or additional upholstery components, check out the available parts in the Mercedes Seats and benches category.