BMW 3 Series E90 E91 E92 E93 Water Drain Left N/S Cover Trim 6940855

BMW E90 E91 E92 E93 Left Water Drain is an original body part designed for effective water drainage on the left side of the vehicle's compartment. Thanks to its precise fit for the E9x series, it ensures stable water flow and reduces the risk of water entering corrosion-sensitive areas. Maintaining proper water drainage is a key element of body protection and mechanical components, contributing to the car's long-term usability.

Specifications and technical data

• SKU: 6940855
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6940855
• Substitutable numbers: 64316940855, 6940855
• Location on the vehicle: Left
• Color: Black
• Offset (ET):
• Category: Other Air Conditioning & Heating

Purpose and Function of the Water Drain

The presented water drain has been specifically designed for BMW models of the E90, E91, E92, and E93 series and is installed on the left side of the vehicle. Its function is to control the drainage of water from a specific body area, which helps protect sheet metal parts, wiring harnesses, and mechanical components from prolonged moisture exposure.

The water drain operates in conditions of constant contact with moisture, which is why the use of the correct, factory-specified channel shape and cross-section is crucial. The appropriate geometry ensures free water flow, reduces the risk of blockages, and facilitates maintaining the clarity of the drainage system.

Construction, Color, and Fit for BMW

The element is made in a black color, allowing for aesthetic integration with other compartment components and body covers. The neutral color facilitates installation without altering the appearance of factory panels and plastics, while also remaining inconspicuous when the hood is closed.

The water drain is part of the BMW group, which means it maintains the correct profile, mounting points, and compatibility with factory brackets and guides. This ensures a predictable installation process, without the need for modifications or forcing the part to fit.

Condition, Service Application, and Installation

The offered water drain is a used part, which is a cost-effective solution for users seeking an original component at a reasonable price, while maintaining original geometry and fit. This type of part is suitable for post-accident repairs, as well as for addressing corrosion or leaks in the drainage area.

Due to its precise fit for a specific BMW generation, installation can be carried out as part of standard service procedures. Once the water drain is correctly seated and secured, the drainage system regains full functionality, helping to reduce moisture accumulation in critical areas.

Benefits of Using an Original Water Drain

• Factory fit for the E90, E91, E92, E93 series on the left side of the vehicle.
• Consistent black color ensuring aesthetic integration with other body components.
• Reduced risk of moisture and corrosion in areas exposed to water.
• Can be used for service repairs and for restoring the original drainage system.

If during body or engine compartment repairs you also need other parts from the same brand, such as brackets, covers, or additional mountings, check the available parts in the Other BMW category.

Additional Information and Support for Part Selection

When selecting a used water drain for a specific E9x series body version, it is advisable to pay attention to the consistency of its placement and the type of fasteners used. If in doubt, it may be helpful to compare the shape and mounting points with the currently installed part or service documentation.

If you are considering when it is advisable to opt for a used part versus a new component, you will find practical tips on costs, durability, and quality in the article Car Parts – New or Used? Comparing Costs, Quality, and Durability, which will help you plan repairs consciously and select appropriate components.

For those interested in comparing technical solutions in higher-performance cars, including engine, brake, and chassis designs, the material Audi RS vs. Other Models – What Lies Under the Hood and Chassis? may also be useful, presenting the design differences in sporty vehicle versions.