BMW 4 Series F82 M4 LCI Unlocking Unit Front Seat Left N/S Black 8058395

BMW 4 Series F82 M4 LCI Unlocking Unit Front Seat Left N/S is a precision seat adjustment mechanism component, designed for installation on the driver's side of the BMW M-series sports coupe. The handle, in an elegant black finish, provides convenient access to seat adjustments while maintaining stylistic consistency with other interior elements. It is a practical solution for users who want to restore full seat functionality while maintaining factory manufacturing standards.

Specifications and technical data

• SKU: 8058395
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8058395
• Substitutable numbers: 52108058395, 8058395, EM
• Location on the vehicle: Front, Left
• Color: Black
• Category: Seats and Sofas

Purpose and function of the handle

The presented handle is a control element for the front left seat mechanism, responsible for convenient adjustment operation. Thanks to its appropriately contoured shape, it ensures a secure grip and efficient transfer of movement to the seat mechanism, which translates into comfortable seat position changes during daily vehicle use.

Its placement in the front left part of the vehicle makes the component particularly important for driver ergonomics, and its proper operation affects driving comfort and the ability to quickly adjust the position behind the wheel.

Compatibility with BMW F82 M4

The handle has been designed with the specific seat construction of the BMW F82 M4 in mind, which means it is properly matched to the rails, mounts, and seat geometry. Its original origin from the Seats and benches segment guarantees the maintenance of the correct lever operating geometry and visual consistency with other upholstery and interior plastic elements.

The black color scheme facilitates integration with typical BMW M4 interior configurations, regardless of the upholstery used, creating an aesthetic and technically correct effect after installation.

Visual characteristics and ergonomics

The neutral, black color of the handle allows for discreet integration into the seat environment without disturbing the sporty character of the cabin. The shape of the lever has been developed to allow for comfortable operation both with gloves and with a bare hand, which is important in cars used dynamically.

The combination of appropriate length, profile, and surface finish translates into comfortable and repeatable seat adjustment operation, without putting excessive strain on the mechanism.

Component condition and service application

The component comes from disassembly, which makes it an attractive service solution for BMW F82 M4 owners looking for original interior elements on a reasonable budget. The used handle allows for maintaining consistency with other seat parts, without the visual effect of a "mismatch" caused by a new, non-factory element.

Such a solution is particularly beneficial for post-accident repairs, replacing a damaged lever, or restoring full seat functionality after intensive use of the car on the track or in daily driving.

Expansion and modernization of the BMW seat zone

If you are planning a comprehensive repair or modernization of the seat zone in your BMW and need other elements from the same group, such as rails, side covers, or additional adjustment levers, check the available parts in the BMW Seats and benches category.

Support in selecting used seats and interior elements

When planning a wider cabin modernization, it is worth considering replacing complete seats or their key components to improve ergonomics and refresh the vehicle's interior. Practical tips on selecting branded seats from disassembly, the impact of such modifications on driving comfort, and the potential increase in the car's value can be found in the article: Interior metamorphosis: How branded seats from disassembly will drastically improve comfort and increase the value of your car.

If you are interested in a broader context of using used OEM components in premium cars, including BMW models, it is also worth reading the market trend analysis: Crisis in the new parts market? Why in 2026 used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend.