BMW X3 Series E83 Rear Left N/S Door Outer Weatherstrip Seal Chrome 3400811

BMW E83 X3 Left Door Window Trim Rear Left is an original body part designed for installation on the rear left door window of the BMW X3 E83 model. The chrome finish ensures a consistent look with factory details, and the precise fit for the specific mounting location guarantees correct adhesion and an aesthetic side line. This is a practical solution for post-accident repairs, replacing corroded or damaged trims, and refreshing the vehicle's appearance.

Specifications and technical data

• SKU: 3400811
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3400811
• Substitutable numbers: 51703400811, 3400811, EM
• Location on the vehicle: Rear, Left
• Color: Chrome
• Category: Other Exterior Parts & Accessories

Intended Use and Fitment for BMW X3 E83

The trim is specifically designed for the rear left door window of the BMW X3 E83 generation, thus maintaining the factory geometry and body line. Precise fitting to the specific mounting location minimizes the risk of stress, leaks, and improper adhesion to the window and door panel.

This part belongs to the Other category, allowing it to be used for standard replacements as well as more complex body repairs where compliance with the original BMW construction is important.

Technical and Visual Characteristics

The trim features a chrome finish that accentuates the vehicle's side line and complements other decorative body elements. Chrome is a material frequently used by BMW due to its neutral, elegant appearance and ease of maintenance with proper care.

Its placement on the vehicle limits exposure to mechanical damage compared to bumper or sill components. However, the trim still operates under conditions of varying temperatures, humidity, and UV radiation. Proper design and material selection are crucial for maintaining stable mounting and even pressure against the window and door edge.

Item Condition and Application in Repairs

The offered trim is used, which means it comes from a dismantled vehicle and can be a cost-effective alternative to a new part. This type of part is particularly suitable for:

• post-collision repairs where only the window trim has been damaged,
• replacing parts with visible signs of corrosion or discoloration,
• restoring a cohesive look to the side body line after painting or door replacement.

Choosing an original trim from the aftermarket allows for maintaining compliance with factory BMW solutions, without the need to fit aftermarket parts with uncertain geometry.

Benefits of Installing the Rear Left Door Window Trim

Installing such a part not only affects aesthetics but also functional aspects. A correctly fitted trim helps maintain proper window guidance within the door frame and can limit the ingress of dirt and moisture around the seals. As a result:

• the cohesive side line of the BMW X3 E83 is maintained,
• the chrome finish enhances the vehicle's visual appeal,
• the risk of accelerated wear of the window seals is reduced.

This solution is particularly important for owners who pay attention to body details and wish to keep their vehicle in a visual condition as close to factory as possible.

Other Parts and Technical Knowledge

If you are looking for other products from the BMW Other category, check out the dedicated offer, where you will find various body and equipment parts: BMW Other.

To expand your knowledge about the structural differences between standard and sport versions, it is worth reading an article discussing the construction of engines, brakes, and chassis in RS models compared to other cars, which helps to better understand the design philosophy of manufacturers: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.