Mercedes W639 Rear Seat Three Seater Seat Bench Left Part N/S Leather Luxury

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W639 Rear Seat Three Seater Seat Bench Left Part N/S Leather Luxury is an original component from the Seats and benches category, designed for installation in the rear, left part of the first passenger row. The used, factory-made construction ensures a proper fit to the body, and the black upholstery finish helps maintain a consistent, subdued interior look.

Specifications and technical data

• SKU: A6399507605-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6399507605
• Substitutable numbers: A6399507605, A 639 950 76 05
• Weight: 150
• Location on the vehicle: Rear, Left
• Upholstery material: Fabric
• Color: Black
• Category: Seats and Sofas

Purpose and fitment for Mercedes Vito W639

The presented rear double seat has been designed specifically for the Mercedes Vito W639 model, with the intention of being installed in the first row on the left side in the rear section. This ensures the preservation of factory mounting geometry, proper alignment with the floor, and compatibility with the original anchor points in the vehicle. As a result, this element can serve as a functional addition or a replacement for the factory seat in passenger and commercial versions, where durability and predictable structural behavior during operation are essential.

Construction, material, and color scheme

The seat belongs to the Seats and benches category, meaning it has been designed as an integral part of the passenger compartment, with a properly selected load-bearing structure and reinforcements. The upholstery is made of black fabric, which makes it easier to maintain the interior aesthetics in vehicles used intensively, e.g., in passenger transport or fleet applications. The dark color reduces the visibility of typical signs of wear, and the textile material provides breathability and stable body support while driving.

The placement in the vehicle in the rear, left part of the first row allows for optimal use of cabin space, especially in configurations where the ability to transport several passengers while maintaining convenient access to the cargo area is important. The double construction allows for the transport of two people on one module, which increases the functionality of the interior without the need to expand the seating layout.

Performance parameters and assembly aspects

The element has a specific weight, which should be taken into account when planning installation and handling in a workshop or garage. Installation by a person with experience in working with vehicle interior fittings is recommended, while adhering to the manufacturer's procedures regarding seat mounting and any safety systems. The used nature of the product means that it is a part from disassembly, which can be an attractive cost alternative to new components, while maintaining the original design specification.

In practice, the installation of such a seat is particularly beneficial in situations where it is necessary to replace a worn or damaged seat, as well as when reconfiguring the interior to be more functional. Thanks to its factory origin, compatibility with existing mounting points is maintained, which limits the need for structural modifications.

Benefits of using an original seat

Using an original rear double seat in the Mercedes Vito W639 allows you to maintain the stylistic and technical consistency of the interior. The black, textile finish blends well with most factory color configurations, and the construction intended for a specific vehicle model promotes the preservation of ergonomics and passenger comfort. This solution is particularly beneficial for users who expect a predictable fit without the need to adapt universal seats.

If you are planning a comprehensive repair or modernization of the passenger zone in your Mercedes and need other elements from the same group, such as additional seats, benches, or seat segments, check the available parts in the Mercedes Seats and benches category.

Interior expansion and tuning inspiration

Replacing or adding a double rear seat in the first row can be part of a broader cabin remodeling project – from a simple upholstery refresh to more advanced interior tuning. Used original elements allow for maintaining high functionality at controlled costs, which is important for both private users and corporate fleets.

To better plan the modernization of the cabin, including the selection of seats and other equipment elements, it is worth reading the guide on our blog: Car interior tuning with Global Parts, where practical aspects of using used seats and steering wheels in improving vehicle comfort and ergonomics are discussed.