Mercedes W177 Door Rear Left N/S A-Class Mountain Grey Metallic - 787

Listing details and visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

The offer applies to the bare door – without handle, window, lock, trims, or any other accessories.

There is an option to purchase a complete door for an additional fee of 80 GBP.

Mercedes W177 Door Rear Left N/S A-Class Mountain Grey Metallic in Mineral Grau Metallic (B39) is an original body component from the Doors and door panels category, designed for professional repair or replacement of damaged door skins. This solution allows for maintaining the factory body geometry, consistent paint shade, and proper alignment with the side body line.

Specifications and technical data

• SKU: A1777301300-MG
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1777301300
• Substitutable numbers: A1777301300, A 177 730 13 00
• Location on the vehicle: Rear, Left
• Color: Mineral Grau Metallic - B39
• Category: Doors & Door Skins

Purpose and fitment

The presented item is a complete rear door on the left side, dedicated to the W177 body style. Positioned in the rear zone on the driver's side, it ensures full compatibility with the factory construction of pillars, sills, and window lines in this model. By using the original door panel, the correct mounting points for hinges, locks, and seals are preserved, which facilitates precise installation and gap adjustment.

Color and paint layer

The door is finished in the Mineral Grau Metallic – B39 shade, characteristic of modern Mercedes color configurations. The metallic paint coating ensures visual consistency with other body elements in the same color, which in many cases allows for limiting paint work to potential corrections and polishing, rather than full repainting of the entire element.

Characteristics of the used component

The door comes from a used vehicle, meaning these are pre-owned parts that retain their factory structure and geometry. This type of component is particularly beneficial for post-accident repairs, where maintaining original stampings, edges, and compatibility with factory seals and fittings is crucial. A used body component often represents an economically justified alternative to new parts while maintaining a high level of fitment.

Application in bodywork repairs

The left rear door for the W177 is suitable for both local collision repairs and larger bodywork projects covering the entire side zone of the vehicle. The original construction facilitates:

• correct setting of gaps between the door and the rear fender and the B-pillar,
• installation of factory locks, hinges, and door checks,
• maintaining the proper line of stampings and protective edges.

Thanks to this, the repair process is predictable, and the final result is closer to the factory standard than in the case of non-original parts.

Integration with other body elements

The door has been designed to work with original seals, windows, and fittings characteristic of the W177. Maintaining factory mounting points allows for transferring equipment from the damaged element or using compatible components without the need for modifications. This is a significant advantage when servicing premium class vehicles, where both aesthetics and the correct operation of opening and closing mechanisms are important.

If you are planning a comprehensive repair or upgrade of the side body zone in your Mercedes and need other elements from the same group, such as door skins, door frames, or exterior panels, check the available parts in the Mercedes Doors and door panels category.

Benefits of choosing original doors

Choosing original rear doors for the W177 in Mineral Grau Metallic primarily means better fitment to the factory body, lower risk of adjustment issues, and the possibility of reducing the scope of painting. For body and paint shops, this means shorter working time and greater predictability of the result, and for the vehicle owner – an aesthetically and technically correct repair.

For those interested in optimizing service costs and utilizing the used parts market, additional information on an economical approach to car repairs can be found in the article: Repairing a Volkswagen for pennies? Discover how to save on original car parts.