BMW 1 SERIES 1 E81 E82 E88 Sill Strip Side Skirt Left N/S Montegoblau Blau Blue

The BMW 1 E81 Left Sill Cover Montegoblau A51 is an original body part from the Doors and Door Sheet Metal group, designed for installation on the left side of the vehicle. The sill cover in Montegoblau Metallic color helps maintain a consistent body appearance while restoring the factory geometry of the sill area after damage or corrosion.

Specifications and technical data

• SKU: 0036143-MTB1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 51770036143
• Substitutable numbers: 51770036143, 0036143, MTB13560201
• Location on the vehicle: Left
• Color: Montegoblau Metallic - A51
• Category: Doors & Door Skins

Purpose and Function of the Sill Cover

The left sill cover for the BMW 1 Series E81 is responsible for the aesthetic finishing of the lower part of the body in the door area and protects the sill zone from dirt and minor mechanical damage. This element is tailored to the E81 body line, ensuring proper geometry and continuity of body creases after installation.

Its placement on the left side of the vehicle ensures compatibility with the factory mounting system in this area, facilitating bodywork and assembly, and reducing the need for additional modifications.

Montegoblau Metallic A51 Color and Visual Matching

The factory color Montegoblau Metallic – A51 allows for seamless matching with the body paint in this shade, which is particularly important for accident repairs or spot replacements. This minimizes the scope of painting or allows for precise preparation of the part for repainting according to manufacturer's technology.

The metallic paint finish provides the characteristic BMW shine and depth of color, positively impacting the final visual result after bodywork and painting.

Technical Characteristics and Installation

The sill cover is designed as a body part from the Doors and Door Sheet Metal group, intended for installation at factory mounting points. The design, tailored for the BMW 1 Series E81, ensures proper alignment with the doors, fenders, and other side panels.

During installation, it is recommended to:

• verify the condition of the actual sill and mounting points before installation,
• perform a dry fit to check the alignment of gaps and creases,
• use appropriate mounting materials consistent with BMW body repair technology.

This approach ensures a stable fit of the part and uniform gaps relative to adjacent panels.

Part Condition and Application in Repairs

The part is in used condition, making it a practical solution for economical repairs where a combination of functionality and cost control is key. A used sill cover allows for the restoration of the correct appearance of the side body without the need for more expensive new components.

This solution is particularly effective for:

• accident repairs involving the sill and lower door area,
• local body renovations related to corrosion or wear and tear damage,
• restoration projects where maintaining original BMW parts is important.

Complementary BMW Body Parts

If you are planning a comprehensive repair or upgrade of the sill area in your BMW and need other parts from the same group, such as covers, overlays, or additional trim strips, check the available parts in the BMW Doors and Door Sheet Metal category.

To better plan your service work – especially before the winter season when the body is particularly exposed to salt and moisture – it is worth familiarizing yourself with practical tips on selecting used car parts, which you can find in the article Winter Essentials: Which Used Car Parts to Check and Replace Before the Frost?.