BMW 3 Series E46 Cabrio Rear Left N/S Window Connection Angle 8229479

BMW 3 Series E46 Cabrio Rear Left N/S Window Connection Angle is a precision component of the window lifting mechanism in the rear driver-side door. It ensures stable guidance and correct positioning of the window, which translates into efficient operation of the mechanism and cabin sealing. This used, original BMW component is a sensible choice for drivers looking for a technically matched solution for their 3 Series E46 convertible.

Specifications and technical data

• SKU: 8229479
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8229479
• Substitutable numbers: 51378229479, 8229479, PK
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and function of the component

The window connection angle is designed for installation in the rear left part of the BMW 3 Series E46 convertible body. It is responsible for the proper connection of the window to the guide mechanism, allowing for smooth lowering and raising of the window within the range specified by the manufacturer. A correctly selected component in this area is crucial for:

• maintaining the proper geometry of the window in the guides,
• reducing play and unwanted vibrations while driving,
• maintaining tightness when the roof and windows are closed,
• proper cooperation with other window mechanism components.

Benefits of using an original BMW component

Using an original window connection angle in a BMW 3 E46 Cabrio allows you to maintain the factory operating parameters of the window mechanism. The design, matched to the specific convertible body model, ensures:

• precise fit with the door frame and window without the need for modifications,
• compliance with the factory mounting system and adjustment points,
• stable window operation throughout the full range of motion,
• reduced risk of re-damaging the mechanism as a result of improper window guidance.

Thanks to this, the repair of the rear left window in an E46 convertible can be performed in a manner close to the manufacturer's service standard, while maintaining comfort of use and aesthetics.

Installation characteristics and application

The component is intended for installation in the area of the rear left door or the side panel of the convertible, in place of the factory window connector. The used OEM component allows for:

• restoring the original window mounting system on the rear driver's side,
• reducing repair costs while maintaining compliance with BMW construction,
• use in post-accident repairs and when replacing worn-out window mechanism elements.

Before installation, it is recommended to verify compatibility with the specific version of the E46 Cabrio body and to check the condition of other window guidance elements in order to restore the full functionality of the entire mechanism in one service operation.

Why it is worth choosing a used original component

In the case of older BMW generations, such as the 3 Series E46 Cabrio, using a used, original window connector is often more rational than installing a replacement with uncertain parameters. The original component retains factory geometry and operating characteristics, which is especially important in a convertible, where the fit of windows and seals affects acoustic comfort and protection of the interior against weather conditions.

If you want to better understand how to safely use the second-hand parts market and what to pay attention to when choosing such elements, read the article Used car parts: Myths and facts you need to know, which dispels the most common doubts related to used components.

Additionally, to deepen your knowledge about the importance of original components in the context of safety and durability of repairs, it is worth reading the material Quality guarantee and OEM safety – why used original car parts are the best choice for your car?, describing the advantages of using elements consistent with the manufacturer's specification.

Complementary elements from the BMW Car Windows group

If you are planning a comprehensive repair or modernization of the side and roof zone in your BMW and need other elements from the same group, such as guides, seals, or additional window mounts, check the available parts in the BMW Car Windows category.