BMW E87 Front Right Door O/S Electric Window Lifter 51337138466 7138466

BMW E87 Front Right Door O/S Electric Window Lifter is an original component from the Doors and door panels group, designed for controlling the passenger-side window in the front part of the vehicle body. Thanks to its factory design, it ensures proper window guidance geometry, stable operation, and predictable behavior of the entire lifting system in your BMW 1 Series E87. This is a practical solution for users who want to restore proper window operation without compromising on fitment.

Specifications and technical data

• SKU: 7138466
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7138466
• Substitutable numbers: 51337138466, 7138466
• Location on the vehicle: Front, Right
• Category: Doors & Door Skins

Purpose and fitment for BMW 1 E87

The presented mechanism is dedicated for installation in the front right door of the BMW 1 Series E87. The vehicle placement specified as front – right side means that the component works with the passenger window and is structurally adapted to the factory guide system and mounting points in this model. Using an original solution from the BMW group allows you to maintain the correct window travel line, reduce stress on the glass, and minimize the risk of jamming during raising and lowering.

Construction and function of the window lifter mechanism

The window lifter mechanism is responsible for transferring power from the electric motor or crank to the window, ensuring its smooth movement within the door guides. The construction intended for the BMW 1 E87 has been designed to:

• keep the window in a stable position throughout its entire range of motion,
• ensure even raising and lowering without excessive play,
• reduce system operating noise while driving and operating the window,
• work with factory mounting points in the door.

As a result, replacing a damaged lifter with the presented component allows you to restore proper window operation, which translates into vehicle comfort and proper sealing of the interior against water and noise.

Characteristics of the used component

The offered mechanism comes from the used BMW parts segment, which means it is a component removed from a vehicle that retains the functionality required for further use. This type of solution is particularly beneficial when you want to maintain the original construction while optimizing repair costs. A used window lifter allows you to:

• maintain technical consistency with other door components,
• preserve the factory operating parameters of the window lifting system,
• reduce repair costs compared to a new replacement.

Choosing an original, used mechanism is often preferred by workshops specializing in the BMW brand due to its predictable fitment and proven construction.

Benefits of using an original mechanism

Using a window lifter mechanism dedicated to the BMW 1 E87 for the front right side brings several significant operational benefits. The most important include:

• Factory fitment to the door – no need for modifications, drilling additional holes, or altering mountings.
• Stable window operation – reducing the risk of misalignment, jamming, and excessive load on the lifter motor.
• Consistency with other door components – proper cooperation with seals, guides, and the door lock.
• The ability to effectively repair the window lifting system without interfering with the body structure.

Thanks to this, the front right window lifter mechanism is a practical solution for both routine repairs and comprehensive door restoration in a BMW 1 E87.

BMW doors and door panels – expansion and repairs

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other elements from the same group, such as panels, reinforcements, or additional structural elements, check out the available parts in the BMW Doors and door panels category.

For drivers interested in a broader look at the technical solutions used in vehicles of this brand, including how body systems work with advanced drive systems, an article discussing various all-wheel-drive designs may be helpful – xDrive, 4Matic, quattro or 4Motion – a comparison of AWD systems from BMW, Mercedes, Audi, and VW. It allows for a better understanding of the manufacturers' design philosophy and helps in making informed choices when selecting components during service.