Mercedes W639 Gearbox Mounting Bracket Holder A6393700040

The Mercedes W639 Gearbox Mount Bracket is a precision component from the Brackets, Mounts, and Mounting Parts group, specifically designed for the drivetrain system in W639 series models. It is responsible for stable, controlled support of the gearbox, which translates to smoother drivetrain operation and reduced unwanted vibrations and stresses in the vehicle's structure. Thanks to its factory-designed mounting geometry, this bracket ensures the correct positioning of the gearbox assembly relative to the body and other components.

Specifications and technical data

• SKU: A6393700040
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6393700040
• Substitutable numbers: A6393700040, A 639 370 00 40
• Part type: Bracket
• Category: Mounts, Brackets & Hardware

Purpose and Function in the Drivetrain System

The gearbox mounting bracket in the Mercedes W639 plays a crucial role in supporting and positioning the transmission. A properly selected bracket:

• ensures stable mounting of the gearbox to the vehicle's structure,
• limits adverse movements under load,
• supports the correct operation of mounts and other fastening elements,
• helps maintain the correct drivetrain geometry.

Using a dedicated bracket with the correct geometry is particularly important during operation under load, typical for W639 series commercial vehicles.

Benefits of Using an Original Mercedes Bracket

Choosing a gearbox mounting bracket from the Mercedes range allows you to maintain the parameters intended by the vehicle manufacturer. The original design ensures:

• precise fit to the mounting points on the body and gearbox,
• consistency with the factory assembly line and other support elements,
• appropriate rigidity while maintaining controlled system flexibility,
• easier installation without the need for modifications or adjustments.

As a result, replacing a worn or damaged bracket with an original part helps restore correct gearbox support and reduces the risk of secondary damage within the drivetrain.

Characteristics of a Used Component

The presented bracket belongs to the group of used mounting parts, offering a sensible compromise between cost and functionality. In practice, this means:

• retention of the original design and mounting geometry,
• the possibility of economical drivetrain repair,
• reduced costs compared to purchasing a new component.

When selecting such a part, it is worth paying attention to compatibility with the specific gearbox version and vehicle configuration to ensure proper alignment with existing mounting points.

Support in Selecting and Expanding the Mounting System

If you are planning a comprehensive repair or upgrade of the drivetrain area in your Mercedes W639 and need other parts from the same group, such as additional brackets, mounts, or supports, check the available parts in the Mercedes Brackets, Mounts, and Mounting Parts category.

When deciding to use used mounting parts for your Mercedes, a practical guide to selecting original dismantled components may be helpful – you can find a detailed discussion in the article Used Parts for Mercedes – Original Dismantled Parts, which explains how to consciously choose components to maintain vehicle comfort and reliability.