Mercedes W906 W251 Engine Support Mount Bracket Holder Right A6422230304

Mercedes W906 W251 Engine Support Mount Bracket Holder Right is a component from the Engine mounts group, designed to provide stable support for the power unit on the right side of the vehicle. A properly selected bracket reduces unwanted vibrations, improves engine performance, and enhances driving comfort while relieving other mounting components.

Specifications and technical data

• SKU: A6422230304
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6512231704
• Substitutable numbers: A6512231704, A 651 223 17 04
• Location on the vehicle: Right
• Category: Engine Mounts

Purpose and technical function

The described engine mount is designed for operation on the right side of the engine bay, where it is responsible for transferring loads from the power unit to the chassis. It works in conjunction with other components from the Engine mounts group to create a stable mounting system that:

• reduces vibrations transmitted to the chassis and cabin interior,
• limits uncontrolled movements of the powertrain during acceleration and braking,
• supports the correct alignment of the powertrain relative to the drivetrain and exhaust system,
• reduces stress on engine hoses, wiring harnesses, and accessories.

Benefits of using an original bracket

Choosing an original engine mount dedicated to Mercedes W906 and W251 models allows for maintaining factory mounting geometry and correct support points. As a result:

• compatibility with factory Engine mounts is maintained,
• the risk of stress in the bodywork and adjacent components is reduced,
• installation is facilitated – mounting points align with factory holes in the chassis and engine,
• predictable powertrain performance is maintained.

This solution is particularly recommended when replacing a damaged mount after a collision, after intensive use, or during comprehensive engine area maintenance, when you prioritize stable and consistent power unit operation.

Installation characteristics

The bracket is structurally prepared for installation on the right side of the vehicle, which facilitates the mechanic's work and shortens service time. The component works with factory bolts and mounts, allowing it to be integrated into the existing mounting system without the need for modifications to the chassis or engine. A properly selected engine mount helps avoid:

• excessive vibrations at idle,
• knocking during starting and gear changes,
• overloading of other engine mounts.

Condition and practical application

The component comes from disassembly and is intended for users looking for a proven, used solution instead of replacements with uncertain specifications. This type of part works well both in daily use and in commercial vehicles, where durability and predictable powertrain behavior are key.

To maximize the potential of a used bracket, it is worth ensuring proper installation and periodic inspection of the condition of other engine mounting components. Practical tips on operation and maintenance can be found in the article How to extend the life of used car parts?, which describes, among other things, good practices for parts from disassembly.

Expanding the engine mounting system

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other components from the same group, such as additional arms, brackets, or vibration damping elements, check out the available parts in the Mercedes Engine mounts category.