BMW F40 Rear Left Door N/S Alpinweiss 3 Alpine White - 300

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.

The left rear door for BMW F40 in Alpinweiss 3 is an original body part designed for precise installation at factory mounting points. By maintaining the specific geometry for the F40 body and the correct edge profile, the part ensures a consistent vehicle side line and proper panel gap alignment. This used part from the Doors and Door Panels category is a functional solution for accident repairs and bodywork corrections.

Specifications and technical data

• SKU: 8737063-AW
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8737063
• Substitutable numbers: 8737063, 41528737063
• Location on the vehicle: Rear, Left
• Color: Alpinweiss 3 - 300
• Category: Doors & Door Skins

Intended Use and Fitment for BMW F40

The presented rear door is intended for installation on the left rear side of the BMW F40 body. The construction is based on the manufacturer's original design, which enables:

• maintaining the correct lateral rigidity of the body,
• proper seating of hinges and the lock at original mounting points,
• compatibility with factory seals and trim strips,
• correct window operation and cooperation with the standard lifting mechanism.

This allows the part to be used for both standard body repairs and the reconstruction of the vehicle's side after mechanical damage.

Body Color Alpinweiss 3 – 300

The door is finished in the factory color Alpinweiss 3 – 300, characteristic of many BMW configurations. From a repair process perspective, this means:

• easier color matching to the existing paint finish,
• the possibility of limiting the painting scope to local touch-ups, depending on the coating condition,
• maintaining a consistent body aesthetic with proper surface preparation and polishing.

Alpinweiss 3 is a neutral, light shade that works well with various BMW styling packages, making it easier to integrate the part with the rest of the bodywork.

Characteristics of a Used Part

The door comes from the secondary market, allowing for an economical approach to repairs while maintaining original BMW construction. A used body part is a solution that in many cases:

• reduces costs compared to new components,
• ensures factory geometry and sheet metal thickness,
• allows for the use of existing mounting points without additional modifications.

Prior to installation, standard bodywork inspection, assessment of the paint finish, and surface preparation according to workshop procedures for body parts are recommended.

Benefits of Using an Original BMW F40 Door

Using an original left rear door for the BMW F40 translates into a number of practical benefits for the vehicle's daily operation:

• Structural Consistency – maintaining the factory body line and correct panel gaps.
• Equipment Compatibility – the ability to transfer original components (upholstery, hardware, wiring harness) from the damaged door, according to the specific vehicle's configuration.
• Stable Lock and Hinge Operation – proper door closing and correct fit with seals when installed correctly.

A body part configured in this way provides a solid foundation for professional repair, allowing for the restoration of the functionality and aesthetics of the vehicle's side.

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other parts from the same group, such as panels, frames, or complete door wings, check the available parts in the BMW Doors and Door Panels category.

Additional Information and Support for Part Selection

When selecting used body parts, it is crucial to pay attention to compatibility with the specific model version and vehicle configuration. For BMW F40 doors, it is worth considering factors such as body type, interior equipment, and solutions used in the side area.

To better assess when it is worthwhile to opt for a used part versus a new one or an aftermarket alternative, an article discussing the cost and quality differences between various types of components may be helpful – you can find it here: Original, Aftermarket, or Used – Which Car Parts Are Most Cost-Effective?.