BMW E66 Rear Door Window Frame Cover Guide Right O/S 8223778

BMW E66 Rear Door Window Frame Cover Guide Right O/S is an original body component from the Window seals and trims group, designed for the rear right section of the vehicle body. It ensures stable window guidance and proper door sealing, which translates into acoustic comfort and protection of the vehicle's interior. Finished in black, it blends harmoniously with the factory styling of the BMW 7 Series E66.

Specifications and technical data

• SKU: 8223778
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8223778
• Substitutable numbers: 51358223778, 8223778
• Location on the vehicle: Rear, Right
• Color: Black
• Category: Window Seals, Gaskets & Trims

Purpose and function of the component

The door window frame with guide for the rear right window in the BMW E66 is responsible for precise vertical window guidance and stable support for the perimeter seals. A properly selected component limits window vibration, reduces the risk of misalignment, and supports the correct operation of the lifting mechanism.

A properly fitted guide is important for:

• maintaining a seal between the window and the door,
• reducing wind noise at higher speeds,
• protecting the interior from water and contaminants,
• stable operation of the window regulator along the guide axis.

Original BMW fitment

As a component designed for the BMW 7 Series E66, the door window frame with guide is engineered for the specific dimensions and geometry of the rear right door pair. This means factory-perfect fitment with the door skin, window, and other seals in this area.

The original construction ensures:

• compliance with the factory body line,
• proper adhesion of seals to the window and door frame,
• no need for modifications or forced fitting of the component.

Visual and material characteristics

The component is finished in black, which allows it to maintain consistency with other window frame and seal components in the BMW E66. The neutral, dark color effectively masks potential operational dirt and does not distract from the body lines.

The door window frame with guide belongs to the Window seals and trims group, which emphasizes its role in shaping the seal, acoustic comfort, and protection against external factors in the rear zone of the passenger cabin.

Condition and service application

The offered component is in used condition, making it a practical service solution for BMW E66 owners looking for parts with factory geometry while maintaining reasonable repair costs. This type of component is particularly useful for replacement after a collision, mechanical damage to the frame, or issues with window guidance.

Replacement of the door window frame with guide for the rear right window is recommended, among other things, when the following occur:

• difficulties with smooth window raising or lowering,
• excessive noise in the area of the rear right window,
• signs of leaks, water, or moisture in the lower part of the door.

Complementary items from the same group

If you are planning a comprehensive repair or upgrade of the window zone in your BMW and need other items from the same group, such as additional perimeter seals, trim strips, or window guides, check out the available parts in the BMW Window seals and trims category.

More about used OEM parts

When planning a repair of the rear body section, it is worth considering the impact of the availability of used OEM components on the vehicle's downtime in the workshop. If you want to learn how choosing original, used components can speed up the completion of an order and reduce costs, check out the article Availability of car parts off-the-shelf vs. repair time – how do used OEM parts shorten the stay in the workshop?.