BMW X3 Series E83 E83N LCI Black Leather Nevada Front Right O/S Seat Side

BMW X3 Series E83 E83N LCI Black Leather Nevada Front Right O/S Seat Side is an original interior component designed for the outer side of the driver or passenger seat. Made of durable black leather, it serves as a functional addition or replacement for the factory seat finish, allowing for an aesthetic and technically correct upholstery repair. This item from the Seats and Benches category is suitable for both post-accident repairs and subtle interior tuning.

Specifications and technical data

• SKU: 3454257-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3454257
• Substitutable numbers: 52103454257, 3454257, 52103421782, 3421782, 52100363665, 0363665, 52103421958, 3421958
• Location on the vehicle: Front, Right
• Upholstery material: Leather
• Color: Black
• Category: Seats and Sofas

Purpose and fitment for BMW X3 E83 / E83N LCI

The described seat side bolster is designed for the BMW X3 E83 series after the facelift (E83N LCI), ensuring a proper fit to the structure of the front right seat. The element is profiled according to the geometry of the original seat, ensuring that the consistent side line of the seat and proper thigh and hip support are maintained after installation.

The placement in the front right zone allows for precise replacement of the damaged section without the need to interfere with other seat components. This solution is particularly beneficial for local upholstery damage, abrasions, or deformations of the side part of the seat.

Material, color, and performance characteristics

The side bolster is made of Nevada leather upholstery in black, which corresponds to the factory interior finish standards of the BMW X3 E83. This type of leather is characterized by:

• a uniform, elegant texture that blends well with other interior elements,
• appropriate stiffness, supporting the lateral stability of the seat,
• ease of cleaning using standard leather care products.

The black color facilitates integration with most interior configurations, minimizing visual differences between the newly installed element and the remaining parts of the seat. As a result, the side bolster can be used both for spot repairs and for the gradual renovation of the entire interior.

Use in interior repairs and tuning

The seat side element is particularly prone to operational wear, which is why its replacement allows for a quick improvement in the visual condition of the seat and user comfort. Replacing the side bolster itself is an economical solution – there is no need to purchase a complete seat when only a fragment of the upholstery on the outer side is damaged.

In the context of interior tuning, the Nevada leather side bolster can be used to:

• restore stylistic consistency after previous repairs,
• upgrade worn seats while maintaining the original BMW specification,
• prepare the car for sale by improving the visual appeal of the cabin.

For more inspiration on using used seats and upholstery elements in cabin modifications, see the article Car interior tuning with Global Parts, which discusses a practical approach to improving comfort and aesthetics using proven components.

Characteristics of a used product

The offered seat side bolster is a used item, meaning it comes from the disassembly of an original BMW seat. Such components are popular choices for repairs because they maintain factory fitment while reducing costs compared to new parts. The used nature of the product also helps maintain visual consistency with other interior elements already in use.

Before installation, it is recommended to perform a standard check of the leather surface condition and mounting points, and if necessary, gently refresh the upholstery using dedicated products. This allows for an aesthetic final result and extends the further service life of the element.

Integration with other BMW interior elements

The Nevada leather seat side bolster works with the factory seat structure, foam, and other upholstery panels, ensuring that the ergonomics and functionality of the original BMW X3 seat are maintained after proper installation. This is a particularly beneficial solution for users who want to keep the interior in a configuration close to the factory state, without introducing foreign materials or non-factory stitching.

If you are planning a comprehensive repair or upgrade of the seating area in your BMW and need other items from the same group, such as backrests, seat cushions, or additional side panels, check the available parts in the BMW Seats and Benches category.