BMW i3 I01 Door Brake Stopper Check Strap Rear Right 7400140

The BMW i3 I01 Rear Door Check Right is a precise component from the Doors and Door Panels group, responsible for controlling the opening range of the rear right door. It ensures stable positioning of the door leaf, limits excessive swing, and supports safe vehicle use in daily operation.

Specifications and technical data

• SKU: 7400140
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7400140
• Substitutable numbers: 7400140, 51217400140
• Location on the vehicle: Rear, Right
• Category: Doors & Door Skins

Purpose and Technical Function

The door check is designed for installation in the rear right section of the BMW i3 I01 body. Its function is to mechanically stop the door in specific working positions, which:

• facilitates controlled opening and closing of the door,
• reduces stress on hinges and door panels,
• minimizes the risk of the door hitting adjacent vehicles or obstacles,
• contributes to the comfort of passengers entering and exiting the rear seat.

Thanks to the proper selection of the door check, the correct door operation geometry and predictable behavior of the door leaf in various positions are maintained.

Compatibility and Fitment

The door check has been specifically designed for the door structure of the BMW i3 I01, taking into account the characteristic body construction of this model. This means:

• proper fit to factory mounting points in the door and pillar,
• compatibility with the original opening kinematics of the rear right door,
• suitability for use as a replacement part for a worn or damaged door check.

Such a fit facilitates installation in accordance with the vehicle manufacturer's specifications and ensures consistent operation of the entire door assembly.

Characteristics of a Used Part

The offered door check is a used part, allowing for an economical replacement while maintaining the original design. A used component of this type is particularly beneficial when:

• the existing door check has lost its smooth operation or generates unwanted noises,
• mechanical damage has occurred due to excessive door opening,
• maintaining the original BMW mounting specification is a priority.

Choosing such a solution allows for restoring proper door function without altering the body structure.

Importance for Safety and Comfort

A functional door check directly impacts the ergonomics of vehicle use. Stable opening positions facilitate door operation on inclines and in tight parking spaces, while the controlled range of motion reduces the risk of damage to paintwork and adjacent components. For BMW i3 I01 users, this means more predictable door behavior and higher comfort in daily operation.

Expansion and Other BMW Door Components

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other parts from the same group, such as door skins, reinforcements, or additional mounting accessories, check the available parts in the BMW Doors and Door Panels category.

To compare design solutions used in various premium brands and to better understand how manufacturers develop body and equipment components, it is worth reading an article discussing the evolution of flagship sedans. An example comparison of structural changes and parts selection can be found in the material: Evolution of the Mercedes S-Class: from W140 to W222 – innovations, model differences, and Mercedes auto parts over the years.