Mercedes W177 Door Front 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 Front Left N/S A-Class Mountain Grey Metallic - 787 is an original body component from the Doors and door panels category, designed for professional repair or replacement of factory doors. This used component ensures a factory-fit to the bodywork, maintaining the correct geometry, character lines, and visual consistency with other body elements.

Specifications and technical data

• SKU: A1777200700-MG
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1777200700
• Substitutable numbers: A1777200700, A 177 720 07 00
• Location on the vehicle: Front, Left
• Color: Mineral Grau Metallic - B39
• Category: Doors & Door Skins

Purpose and body fitment

The offered item is a complete door shell designed for the front left side of the Mercedes A-Class W177 generation. The construction is based on factory mounting points for hinges, the lock, and window guides, which facilitates the transfer of components from the old door and allows for the preservation of the vehicle's original functionality.

The door is prepared to work with factory seals, glass, and fittings, ensuring that after proper installation, it is possible to achieve the correct fit against the pillars and sills, as well as the appropriate rigidity of the entire side body section.

Color and paintwork aspects

The factory Mountain Grey Metallic - 787 shade is a popular, elegant metallic paint used on modern Mercedes vehicles. Using an original color on the door shell often allows for limiting paintwork to minimal corrections or polishing, provided the shade and condition of the coating are similar to the rest of the body.

The metallic structure of the paint ensures consistency with the vehicle's styling line, and proper surface preparation before installation (degreasing, potential spot touch-ups) facilitates achieving an aesthetic final result after assembling the entire side section of the bodywork.

Benefits of using original Mercedes W177 doors

Using the original front left door for the Mercedes A-Class W177 offers a number of practical advantages:

• factory geometry of the shell and edges, facilitating the adjustment of gaps between the fender, sill, and pillar,
• compatibility with standard mounting points for hinges, locks, and door checks,
• preservation of the original rigidity of the side body structure,
• possibility to transfer original interior door equipment,
• visual consistency with the styling line of the W177 model.

For body shops and independent service centers, this is a solution that allows for shorter repair times and reduces the need for fitting aftermarket replacements, while for the user, it means a more predictable final result.

Used condition and service application

The item comes from the secondary market and is in used condition, which in practice means it may show signs of wear typical for parts dismantled from a vehicle. Before installation, a standard bodywork inspection is recommended, including checking edges, mounting points, and preparing the surface according to the procedure adopted in the given workshop.

Such a solution is particularly beneficial for post-accident repairs, where the priority is to maintain the factory body structure while optimizing costs compared to new parts from an authorized network.

Door zone expansion and additional materials

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

For users interested in further improving vehicle characteristics, including modifications in the exhaust system and performance components, we have also prepared a practical guide – more information can be found in the article Performance exhaust system: used manifolds and sports catalytic converters on the road.