Mercedes W177 Door Rear Left N/S A-Class Polar White - 149

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 Polar White is an original body component from the Doors and door panels group, designed for installation on the rear left side of the vehicle. It is a practical solution for users who require factory-fit precision, consistent body geometry, and the maintenance of a uniform side profile in the A-Class model.

Specifications and technical data

• SKU: A1777301300-POL
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1777301300
• Substitutable numbers: A1777301300, A 177 730 13 00
• Weight: 150
• Location on the vehicle: Rear, Left
• Color: Polar White - 149
• Category: Doors & Door Skins

Purpose and body fitment

The presented rear left door is dedicated to the Mercedes W177 A-Class body, with a precisely defined placement in the rear zone on the driver's side (left). Such fitment allows for maintaining the correct panel gap lines, proper hinge positioning, and compatibility with factory mounting points.

The component has been designed as a structural body part, which enables proper integration with:

• door hinges and locks,
• door aperture seals,
• factory window mounts and guides,
• soundproofing elements and interior upholstery.

Color and paintwork aspect

The door is finished in the factory Polar White color, characteristic of many A-Class configurations. Using the original shade facilitates matching with the existing vehicle paint, which in many cases allows for reducing the scope of paintwork or precisely preparing the component for repainting.

The uniform color also serves as a good base for any potential paint corrections, which is important for post-accident repairs and visual restorations.

Characteristics of the used component

The door comes from the secondary market, making it a cost-effective solution while maintaining construction consistent with Mercedes factory standards. A used body component often helps avoid the labor associated with straightening heavily deformed panels, offering a ready base for installation and potential visual refinement.

A properly selected rear left door helps restore the correct geometry of the side body section, which is significant for both aesthetics and the proper closing and performance of the seals.

Mounting parameters and practical advantages

The component is designed for installation in the rear zone on the left side of the vehicle, which simplifies part selection during post-accident repairs. The specific door weight is adapted to factory hinges and mechanisms, ensuring that after proper installation, the smooth operation of the door leaf is maintained.

Key advantages of this component include:

• original Mercedes body construction,
• dedicated placement in the rear left part of the vehicle,
• factory Polar White color as a base for paint matching,
• suitability for use in professional body and paint repairs.

Expanding repairs within Mercedes doors

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 skins, complete door assemblies, or reinforcements, check out the available parts in the Mercedes Doors and door panels category.

For drivers interested in a conscious approach to secondary market parts, including body components and accessories, a practical guide regarding service components may be helpful – more information can be found in the article When is it worth replacing an alternator with a used one: a practical guide for drivers, which discusses the broader context of selecting used components for a car.