BMW E88 Folding Top Compartment Lid Convertible Cover Black Sapphire - 475

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

BMW E88 Folding Top Compartment Lid Convertible Cover Black Sapphire - 475 is an original body component from the Trunk lids and rear parts group, designed for installation in the rear section of the vehicle. The Black Sapphire Metallic paint finish ensures consistency with the factory BMW color palette and allows for an aesthetic, technically correct body repair without interfering with the roof geometry.

Specifications and technical data

• SKU: 7188729-BS2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7188729
• Substitutable numbers: 41007188729, 7188729
• Location on the vehicle: Rear
• Color: Black Sapphire Metallic - 475
• Category: Boot & Hatch Lids

Purpose and function of the component

The roof cover is dedicated to the BMW E88 series model and operates in the rear body zone, where it is responsible for the proper closing and sealing of the roof structure. As a part from the Trunk lids and rear parts group, it works in conjunction with hinge mechanisms, seals, and mounting elements, influencing body rigidity and acoustic comfort inside the cabin.

Choosing an original component allows for maintaining factory body lines, proper panel gaps, and the correct operation of the roof opening and closing mechanisms.

Color and paint matching

The cover is finished in Black Sapphire Metallic - 475, characteristic of many BMW configurations. Using the original shade makes it easier to match the existing vehicle paintwork, limiting the scope of any necessary paint jobs to a minimum or allowing for their precise planning.

The metallic structure of the paint ensures a consistent visual effect with the remaining body panels, which is particularly important for post-accident repairs and restoring the vehicle to a condition consistent with factory specifications.

Technical characteristics and installation

The element is designed for installation in the rear part of the vehicle, maintaining factory mounting points and body geometry. Thanks to a design consistent with the manufacturer's documentation, it is possible to:

• maintain proper alignment of the roof line and trunk lid,
• ensure correct fitment with adjacent body panels,
• maintain seal integrity and reduce wind noise.

As a used part, the cover provides a practical solution for repairs where combining correct geometry with service cost control is key, while maintaining original BMW specifications.

Application in BMW repairs and restorations

Using an original roof cover in Black Sapphire Metallic is particularly beneficial for:

• post-accident repairs of the rear body section,
• vehicle restorations where consistency with the factory finish is essential,
• restoring full functionality of the roof mechanism in the BMW E88.

This approach allows for maintaining the vehicle's value and ensuring visual consistency with other body elements, without the need to use aftermarket replacements with uncertain fitment.

Expanding repairs in the rear body area

If you are planning a comprehensive repair or upgrade of the rear zone in your BMW and need other elements from the same group, such as additional panels, reinforcements, or other covers, check out the available parts in the BMW Trunk lids and rear parts category.

If you want to better plan service work on your car and are interested in when it is worth reaching for components from the secondary market, a practical guide for drivers may be helpful: When is it worth replacing an alternator with a used one: a practical guide for drivers.