BMW 1 Series E81 E87 Left Roof Moulding Railing N/S Montegoblau Blue Metallic

BMW E81 E87 Left Roof Trim Montegoblau Blue is an original body part from the Doors and Door Panels category, designed for installation on the left side of the roof. Finished in Montegoblau Metallic - A51, it helps maintain a cohesive body appearance and the factory styling line of the BMW 1 Series.

Specifications and technical data

• SKU: 0032701-MTB
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 51130032701
• Substitutable numbers: 51130032701, 0032701, 51128045508, 8045508
• Location on the vehicle: Left
• Color: Montegoblau Metallic - A51
• Category: Doors & Door Skins

Purpose and Function of the Roof Trim

The left roof trim plays an important role in finishing the upper part of the body, completing the roofline and masking the edges of the paneling and seals. For BMW E81 and E87 models, it is responsible for the aesthetic connection between the roof and the side body, while also helping to protect against dirt ingress into structural gaps.

Thanks to its precise fit for the specific generation of the 1 Series, this part allows for the preservation of original mounting gaps and the correct body line, which is important both visually and functionally.

Montegoblau Metallic - A51 Color and Visual Matching

The Montegoblau Metallic - A51 finish allows for a seamless blend of the trim with the factory paintwork of the body in this shade. This is particularly important for accident repairs or individual part replacements when you want to maintain a uniform color without having to repaint the entire side of the vehicle.

Choosing a trim in the correct color limits the scope of painting work, simplifies the restoration process, and allows for a quicker return of the vehicle to an aesthetic condition close to its factory state.

Vehicle Placement and Installation Aspects

The part is designed for installation on the left side of the vehicle, eliminating the risk of error when selecting parts based on the side of the body. Correct placement is crucial for proper alignment with the roof, pillars, and adjacent body panels.

The original design of the BMW roof trim ensures:

• preservation of the factory body geometry in the roof area,
• compatibility with factory mounting points,
• easier installation compared to aftermarket parts with a universal profile.

Characteristics of a Used Part

This roof trim comes from the secondary market, meaning it is a used part intended for further use after proper installation. Choosing an original part from the used market allows for compliance with BMW's factory specifications while optimizing body repair costs.

Before installation, standard verification of the surface condition and mounting points is recommended to ensure proper seating of the trim and a durable connection to the roof structure.

Part Selection by Numbers and Compatibility

The left roof trim for the BMW 1 Series E81/E87 has a dedicated OEM part number and associated interchangeable numbers, which facilitates unambiguous identification in manufacturer catalogs and parts selection systems. This allows for precise verification of compatibility with specific body versions and vehicle years, minimizing the risk of purchasing an ill-fitting part.

If you want to maintain full compatibility with factory specifications, it is advisable to compare the markings with service documentation or the numbers found on the removed trim.

If, during body repairs, you also need other finishing elements for the doors and roof area for this model, check the available parts in the BMW Doors and Door Panels category.

If you are planning more extensive work on your car and want to better understand the specifics of used components, including drivetrain parts, it is worth seeking practical advice – you can find it in the article Used Differential – What You Should Know About Second-Hand Differentials.