BMW E90 E90N E91 E91N Cover B-column Bottom Left N/S Grau Grey

Visual condition of the part 

The product shows signs of use visible in the photos. 

BMW E90 E90N E91 E91N Cover B-column Bottom Left N/S Grau Grey is an original interior trim component designed for installation on the left side of the cabin in 3 Series E90/E91 models. The grey color ensures a seamless match with the factory upholstery, while the OEM construction provides proper cable routing and stable mounting. It is a practical solution for users looking to restore the aesthetics and functionality of the factory finish in their BMW.

Specifications and technical data

• SKU: 7058337-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7058337
• Substitutable numbers: 51437058337, 7058337, 51437124957, 7124957
• Location on the vehicle: Left
• Color: Grey
• Category: Other Interior Parts & Accessories

Purpose and function of the component

The lower left B-column cover is responsible for the aesthetic finish of the lower part of the pillar on the driver or passenger side, depending on the body version. The component masks wire routing, upholstery mounts, and other structural components, ensuring the interior remains tidy and consistent with the BMW factory standard.

Precise fitment to the geometry of the 3 Series E90/E91 body reduces the risk of unwanted play, squeaking, or vibration, which translates into a stable fit of the cover during daily vehicle operation.

Color scheme and interior integration

The grey shade of the cover has been selected for a harmonious blend with typical interior configurations of this generation of BMW 3 Series. As a result, the component does not visually stand out from other panels but creates a cohesive whole with the dashboard, door sills, and door cards.

Such color matching allows for maintaining a uniform stylistic line, which is particularly important during professional interior restoration or replacement of damaged panels following bodywork repairs.

Benefits of using an original cover

Using a factory pillar cover in a BMW E90/E91 offers a number of practical advantages:

• maintaining compliance with factory body geometry and mounting points,
• easier installation thanks to the clips and guides provided by the manufacturer,
• restoration of the original interior look after a collision or wear of the component,
• maintaining an orderly routing of installations carried out in the pillar area.

For users who care about the visual consistency of the cabin and proper panel fitment, choosing such a cover is a solution that allows for a technically correct and aesthetic repair.

Product characteristics and condition

The offered lower pillar cover comes from a BMW vehicle and is a secondary market component. The used part allows for an economical restoration of the interior finish completeness while maintaining the original manufacturer's specifications. This is a particularly beneficial solution in the case of post-accident repairs, replacement after mechanical damage, or cabin upgrades.

Thanks to its factory origin, compatibility with mounting points and other upholstery panels in E90/E91 models is maintained, which facilitates installation and limits the need for additional modifications.

Configuration expansion and additional materials

If you are planning a comprehensive repair or upgrade of the side interior zone in your BMW and need other elements from the same group, such as covers, upholstery panels, or additional trim pieces, check the available parts in the Other BMW category.

For drivers interested in comparing technical solutions used in different brands and sports versions, an article discussing the construction of powertrains, brakes, and chassis in RS models may be helpful – you can find details in the post Audi RS vs other models – what is hidden under the hood and chassis?.