BMW E90 E91 E92 E93 Gearbox Support Mount Bracket Gear Box 6778060

BMW E90 E91 E92 E93 Gearbox Support Mount Bracket is an original component from the Gearbox and Drivetrain Mounts group, designed for use in the 3 Series E9x generation models. The robust construction of the bracket ensures stable support for the manual or automatic transmission, reducing unwanted vibrations and improving the overall refinement of the drivetrain.

Specifications and technical data

• SKU: 6778060-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6778060
• Substitutable numbers: 6778060, 22326778060
• Part type: Transmission Mount
• Category: Transmission & Drivetrain Mounts

Function and role of the gearbox support bracket

The gearbox support bracket in the BMW E90–E93 series is responsible for transferring loads from the transmission to the chassis and maintaining the correct geometry of the entire drivetrain. A properly selected component:

• stabilizes the position of the gearbox relative to the engine and chassis,
• limits excessive movement of the drivetrain during acceleration and engine braking,
• reduces the transmission of vibrations and noise into the cabin,
• supports even wear of other drivetrain mounts and bushings. As a result, replacing a worn bracket with a functional OEM part helps restore predictable vehicle behavior, which is particularly noticeable during dynamic gear changes and when driving under load.

Compatibility and fitment for BMW 3 Series E9x

The presented bracket has been designed specifically for the BMW E90, E91, E92, and E93 platform, which translates into a precise fit to the factory mounting points. This means:

• no need for modifications or hole adjustments,
• preservation of the original drivetrain geometry,
• consistency with factory bushings and other gearbox mounting components. The original BMW origin helps maintain factory drivetrain performance parameters and facilitates future diagnostics, as the design remains compliant with the manufacturer's service documentation.

Benefits of using an original used bracket

Choosing an original, used gearbox support bracket is a sensible solution for drivers who want to balance cost control with high quality. Such a component:

• maintains the factory stiffness and operating characteristics of the drivetrain,
• is structurally compatible with other gearbox mounting components,
• allows you to avoid fitment issues typical of cheaper aftermarket replacements. A well-chosen bracket helps eliminate common symptoms of mount wear, such as knocking when starting, excessive drivetrain rocking, or difficult gear shifting under load.

The bracket and manual transmission failures

Improper support of the gearbox can accelerate the wear of synchronizers, bearings, and selector components. A stable mount is therefore important not only for comfort but also for the durability of the transmission. If you notice jerking during gear changes, vibrations in the center tunnel, or noise under load, it is worth assessing the condition of the bracket and other drivetrain mounts. To better understand how the condition of the mount affects transmission lifespan and when it is worth choosing original parts from dismantling, read the article: Manual transmission failures – why an original used part is a more sensible choice than regeneration.

BMW gearbox and drivetrain mounts – expansion and service

If you are planning a comprehensive repair or upgrade of the drivetrain area in your BMW and need other elements from the same group, such as additional brackets, bushings, or mounting hardware, check the available parts in the BMW Gearbox and Drivetrain Mounts category.

Summary

BMW E90 E91 E92 E93 Gearbox Support Mount Bracket is a technically matched OEM component that allows you to restore proper transmission support and drivetrain stability. Using an original component from this group is a way to maintain the precision of handling characteristic of BMW, reduce vibrations, and protect the gearbox from premature wear, without the need to invest in expensive modifications.