BMW Z4 E89 Side Panel Rear Left N/S Quarter Wing Fender Black Sapphire - 475

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

BMW Z4 E89 Rear Left Fender Quarter Panel Black Sapphire Metallic - 475 is an original body part designed for the rear left section of the car body. Finished in Black Sapphire Metallic - 475, it allows for a visually cohesive restoration of the vehicle's side profile and limits the scope of painting work. This used, factory panel provides a solid foundation for professional post-accident repairs or bodywork restoration.

Specifications and technical data

• SKU: 9633661-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9633661
• Substitutable numbers: 41009633661, 9633661
• Location on the vehicle: Rear, Left
• Color: Black Sapphire Metallic - 475
• Category: Fenders

Intended Use and Fitment for BMW Z4 E89

The presented part is a left rear body quarter panel dedicated to the BMW Z4 E89 model. Its placement on the driver's side rear of the vehicle ensures accurate reproduction of the factory geometry, which is crucial for both safety and proper alignment with the doors, trunk lid, and bumper.

By maintaining the original sheet metal structure, the fender allows for precise replication of the characteristic Z4 E89 body lines, which is important for collision repairs and body reconstruction on vehicles with significant damage.

Black Sapphire Metallic - 475 Color and Painting Aspects

The factory Black Sapphire Metallic - 475 color is a popular metallic shade of black used on many BMW models. Using a part in the same color can, in many cases, limit the painting scope to the connection areas, reducing repair time and facilitating a consistent visual effect.

With proper surface preparation and color matching, the panel can be used for both spot repairs and full side panel painting, serving as a stable base for primer and clear coat layers.

Construction and Mounting Characteristics

The left rear fender in a quarter panel form covers a key section of the car's side body, allowing for the replacement of the entire damaged area instead of multiple straightening and filling operations. This repair method is often preferred in professional body shops because it:

• facilitates the preservation of factory mounting points and assembly edges,
• allows for more predictable gap alignment between panels,
• reduces the risk of subsequent stress and paint coating cracks.

As a used part, it may require standard bodywork and painting preparation, but maintaining the original BMW body geometry promotes efficient installation and correct alignment with adjacent panels.

Application in BMW Repairs and Restorations

This left rear fender is suitable for both accident repairs and comprehensive body restorations of the BMW Z4 E89, where preserving the vehicle's factory character is important. Choosing an original body panel reduces the need for fitting aftermarket alternatives and minimizes the risk of body geometry issues.

This solution is particularly beneficial for daily-driven vehicles where repair durability is key, as well as for collector's items where maintaining factory specification is crucial.

Related Parts and Additional Information

If you plan to replace other body panels of this brand during your repair, such as front fenders or additional side elements, check the available parts in the BMW Front Fenders category.

For drivers interested in a broader perspective on technical solutions used in BMW vehicles and other premium brands, including drivetrain construction and component selection, the article xDrive, 4Matic, quattro, or 4Motion – Comparison of AWD Systems from BMW, Mercedes, Audi, and VW may be helpful. It discusses, among other things, when it is advisable to use used parts.