BMW 3 4 Series F30 F31 F32 Door Locking Knob Trim Front Black 7316859

BMW 3 4 Series F30 F31 F32 Door Locking Knob Trim Front Black is an original interior trim component designed for installation in the front door area. Thanks to its precise fit for factory mounts and consistent black color scheme, it helps maintain the cabin's aesthetics and restores full functionality to the locking mechanism. This is a practical solution when replacing a damaged or worn-out part in F-generation 3 and 4 Series models.

Specifications and technical data

• SKU: 7316859
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7316859
• Substitutable numbers: 51417316859, 7316859, EM
• Location on the vehicle: Front
• Color: Black
• Category: Other Interior Parts & Accessories

Purpose and fitment for BMW 3 and 4 Series F-generation

The presented door locking knob trim has been designed for BMW 3 and 4 Series F-generation models (F30, F31, F32) in the front door area. The component's construction complies with the manufacturer's factory standards, which facilitates installation in place of the original part and ensures proper interaction with the lock mechanism.

The black finish allows for a uniform look of the upholstery and other door details, without the need for additional modifications or matching other components. This is particularly important for interior repairs where both functionality and visual consistency are essential.

Function in the door locking system

The element acts as an external door locking knob, mounted in the front part of the vehicle. It is responsible for:

• clear indication of the lock status (open / locked),
• convenient, manual operation of the lock from the interior,
• protection of the mechanism against accidental mechanical damage.

By maintaining the factory shape and dimensions, the trim works with the original locking pin without causing play or excessive resistance during operation.

Visual characteristics and ergonomics

The black shade of the surface blends well with typical BMW F-Series interior configurations, creating a subdued, technical look. The smooth, properly contoured shape facilitates grip and lock operation while not distracting from other cockpit elements. It is a discreet but important detail that contributes to the daily comfort of using the doors.

Condition, origin, and service application

The offered item is an original BMW component from the used category, which ensures the preservation of proper geometry and compatibility with the manufacturer's factory solutions. It works well both for standard replacement of a damaged trim and for restoring the completeness of the interior after upholstery removal or lock repairs.

For workshops and individual users, this is a practical way to maintain the stylistic consistency of the cabin and ensure the proper operation of the door lock without having to resort to replacements with uncertain fitment.

Related categories and technical knowledge

If you are planning a comprehensive repair or upgrade of the door and lock area in your BMW and need other elements from the same group, such as handles, covers, or additional trim details, check the available parts in the Other BMW category.

If you are interested in a broader context of structural differences between standard and sports versions in premium cars, including solutions in engines, brakes, and chassis, it is worth reading the article Audi RS vs other models – what is hidden under the hood and chassis?, which helps to better understand the philosophy of designing high-performance cars.

Additionally, to make informed choices about components for your BMW in the current market reality, you can use the trend analysis in the article Crisis in the new parts market? Why in 2026 used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend, where the advantages of using used OEM components in premium segment vehicles are discussed.