BMW X3 E83 LCI Front Seat Left N/S Heated Sport Interior Leather Nevada Black

Visual condition of the part

The product shows signs of use visible in the photos. BMW X3 E83 LCI Front Seat Left N/S Heated Sport Interior Leather Nevada Black is an original, sport seat with electric backrest and seat adjustment, designed specifically for the front left side of the BMW X3 cabin after the facelift. The black Nevada leather upholstery ensures a consistent look with the factory interior, while the integrated seat and backrest heating increases driving comfort in colder conditions. This is a practical solution both for replacing a worn-out seat and for upgrading the interior to a version with a more sporty character.

Specifications and technical data

• SKU: 3454327-5
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3454327
• Substitutable numbers: 52103454327, 3454327, 52103421924, 3421924
• Location on the vehicle: Front, Left
• Upholstery material: Leather
• Color: Black
• Category: Seats and Sofas

Purpose and fitment for BMW X3 E83 LCI

The presented seat has been designed for installation on the front left side of the BMW X3 E83 after the facelift (LCI). The design of the rails, mounting points, and seat geometry is consistent with factory BMW solutions, which facilitates installation in place of the original seat without the need for structural modifications. As a result, the correct driving position, operational ergonomics, and compatibility with the vehicle's factory safety systems are maintained.

Sport design and ergonomics

The sport profile of the seat provides more pronounced lateral support in the backrest and seat area, which improves body stabilization during dynamic driving and on longer routes. The contoured side bolsters reduce driver fatigue, and the appropriately selected foam firmness promotes comfort during daily use. The seat construction has been developed to allow for precise adjustment of the driving position, while maintaining the correct distance from the pedals and the dashboard.

Nevada leather upholstery and finish

The upholstery is made of black Nevada leather, used factory-standard in BMW models as a durable and aesthetic premium-class finish. The leather structure is resistant to typical operational loads, and the dark color effectively masks minor signs of use and easily blends with most X3 E83 LCI interior configurations. The use of leather also makes it easier to keep the seat clean – the surface can be quickly cleaned using dedicated leather upholstery care products.

Heating function and user comfort

The seat features integrated factory heating for the cushion and backrest, which works with the vehicle's electrical system. This function significantly improves comfort during the autumn and winter seasons, accelerating the warming of the interior in the area of contact with the driver's body. Heating is particularly beneficial with leather upholstery, reducing the feeling of cold after starting the vehicle and increasing convenience during short city commutes as well as longer trips.

Condition, origin, and installation advantages

The seat comes from a dismantled BMW vehicle, which means it is an original component designed according to the manufacturer's standards. The used condition allows for an economical replacement of a worn or damaged seat while maintaining factory construction quality and fitment. Using an original part from the same model generation reduces the risk of problems with rail alignment, mounting points, and integration with the vehicle's electrical system.

Benefits of using an original sport seat

Choosing this seat for your BMW X3 E83 LCI brings a number of practical benefits:

• preservation of the factory driving position geometry and operational ergonomics,
• visually consistent interior appearance thanks to the black Nevada leather,
• improved lateral support and body stabilization during dynamic driving,
• increased thermal comfort thanks to the built-in heating,
• easier installation due to a design consistent with original BMW mounting points. If you are planning a comprehensive repair or upgrade of the seating area in your BMW and need other components from the same group, such as headrests, rear seats, or additional backrests, check the available parts in the BMW Seats and Benches category. To better plan your interior upgrade and assess the impact of replacing seats on comfort and vehicle value, it is worth checking out our guide: Interior metamorphosis: how branded seats from dismantling improve comfort and increase car value. You will find practical tips there regarding the selection of used seats, their configuration, and the cost-effectiveness of such an investment.