BMW F40 M135iX Front Sport Seat Heated Interior Leather Right O/S Magma Red

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F40 M135iX Front Sport Seat Heated Interior Leather Right O/S Magma Red in Magma Red is an attractive interior component that combines dynamic character with high functionality. This is an original seat from the Seats and Benches category, equipped with heating, designed for the front right side, and perfect for upgrading the cabin and improving driving comfort. Thanks to its sporty design and distinctive upholstery, the interior gains a more assertive, modern look.

Specifications and technical data

• SKU: 7942042-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7942042
• Substitutable numbers: 7942042, 52107942042
• Location on the vehicle: Front, Right
• Category: Seats and Sofas

Purpose and fitment for BMW F40 M135iX

The presented seat is designed as the front right seating position for the BMW F40 series M135iX model. This means that its geometry, rails, and mounting points are adapted to the factory body and floor architecture of this model. As a result, the seat maintains the correct position relative to the steering wheel, pedals, and dashboard, which translates into ergonomic body positioning for the passenger and consistency with the original BMW interior design.

The placement on the vehicle, defined as front – right side, allows for clear identification of its application and helps avoid mistakes when selecting the part for a specific interior configuration. This is particularly important when replacing a single seat after mechanical damage or during a partial cabin upgrade.

Construction, material, and sporty character

The seat features a sporty seat and backrest construction, typical for the M135iX version, which means more pronounced side bolsters compared to standard seats. This design stabilizes the body during dynamic driving, reducing body movement in corners and improving vehicle control. The contoured backrest supports the lumbar region and the upper back, which helps maintain a correct posture on longer journeys.

The upholstery is made of natural leather in Magma Red, which gives the interior a bold, sporty character. The leather surface is easy to maintain, and with proper care, it retains its aesthetics for a long time. The Magma Red color provides a strong stylistic accent – it complements both dark and light cockpit finishes well, emphasizing the individual character of the car.

Functionality and user comfort

A key feature of this seat is the built-in heating, which significantly improves comfort in colder conditions. The heating system accelerates the warming of the seat and backrest, which is especially noticeable in the autumn-winter period and during short commutes when the vehicle interior has not yet fully warmed up. The heating works with the factory electrical system of the BMW F40, ensuring intuitive operation from the original control panels.

The front right sport seat has been designed to maintain appropriate structural rigidity while ensuring comfort. The carefully selected density of the seat and backrest padding reduces fatigue during longer drives, and the side profile makes it easy to get in and out, despite its more dynamic form.

Application in interior tuning and stock seat replacement

This component is perfect both as a replacement for a damaged seat and as a component for the visual and functional tuning of the BMW F40 M135iX interior. Replacing a stock seat with a leather sport seat in Magma Red allows for a cohesive, more dynamic cabin look, similar to higher trim levels. This solution is particularly attractive for users who want to improve the interior feel without interfering with the body structure.

If you are planning a broader cabin upgrade – for example, replacing both front seats or matching the rear bench to the new color scheme – this seat can serve as a starting point for further modifications. It is worth paying attention to maintaining color and material consistency with other upholstery elements, such as door panels or the center console.

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 seat cushions, backrests, or complete seat sets, check the available parts in the BMW Seats and Benches category.

Condition, origin, and benefits of choosing a used part

The offered seat comes from the group of original BMW components and is available as a used part. Such components are often chosen by users who expect factory fitment and the preservation of the original vehicle specification, while optimizing costs compared to new parts. A used heated sport seat allows you to restore full interior functionality or perform an attractive visual upgrade without the need to invest in completely new equipment.

Before installation, it is recommended to perform a standard verification of the vehicle's electrical system and check the mounts to ensure proper heating operation and stable seat seating in the rails. A correctly installed seat retains all functional properties intended by the manufacturer, including the proper position relative to passive safety systems.

More about BMW interior tuning

If you are considering broader cabin personalization – for example, combining sport seats with a different steering wheel or changing the trim – it is worth familiarizing yourself with practical tips on selecting used components. A detailed discussion of seat and steering wheel upgrade possibilities can be found in the article Car interior tuning with Global Parts, which shows how to reasonably use second-hand seats and other components to improve ergonomics and interior appearance.