Mercedes A238 Rear End Floor Vibration Damper Petrol Engine M276 A2386101300

Mercedes A238 Rear End Floor Vibration Damper Petrol Engine M276 is an original body component designed for precise vibration damping in the rear section of the vehicle. By being matched to the specific petrol powertrain configuration, it ensures more stable body performance, reduces resonance, and improves acoustic comfort inside the cabin. It is a practical solution for users who want to restore factory driving characteristics after repairs or a collision.

Specifications and technical data

• SKU: A2386101300
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2386101300
• Substitutable numbers: A2386101300, A 238 610 13 00
• Location on the vehicle: Rear
• Fuel type: Petrol
• Part type: Boot
• Category: Body Mouldings & Trims

Purpose and technical function

The presented vibration damper is a component mounted in the rear floor area of the body, where it is responsible for reducing vibrations transmitted from the suspension and drivetrain. The design was developed specifically for compatibility with the M276 petrol engine, allowing for effective reduction of vibration frequencies characteristic of this unit. The component plays several key roles in the body structure:

• stabilizes the rear floor during driving on uneven surfaces,
• reduces noise and resonance from the rear axle,
• supports the maintenance of the factory structural rigidity of the body,
• improves the subjective feeling of comfort and handling quality.

Compatibility with the M276 petrol unit

Due to its adaptation to the M276 petrol powertrain, the vibration damper has been tuned for the specific loads and operating characteristics of this unit. This means that its mass, shape, and mounting method are selected to effectively compensate for vibrations in typical engine speed ranges. In practice, this translates into a smoother ride, fewer vibrations felt in the cabin, and better vehicle behavior at higher speeds. Selecting a component compatible with the specific fuel type and engine is particularly important in modern designs, where the vibration damping system is an integral part of the body and suspension project.

Assembly and operational characteristics

The original rear floor vibration damper is prepared for installation at factory mounting points, which facilitates service work and reduces the risk of improper fitment. Using the correct component in the rear of the body allows you to:

• restore the mass distribution and rigidity designed by the manufacturer,
• minimize additional stresses on the bodywork,
• maintain proper interaction with other chassis components. As a part from the Protective and decorative moldings group, the vibration damper belongs to body components that affect both comfort and the long-term durability of the vehicle's structure.

Component condition and practical application

The offered component comes from disassembly and is intended for users who want to economically restore proper vibration damping in their Mercedes. Choosing an original used part allows you to maintain factory fitment for the specific model and engine version, which is particularly important for parts responsible for ride comfort and interior acoustics. The rear floor vibration damper will prove useful both for post-accident repairs and for comprehensive body restoration, when it is necessary to recreate the full functionality of the vibration damping system. If you are planning a comprehensive repair or upgrade of the rear body section in your Mercedes and need other elements from the same group, such as covers, overlays, or additional moldings, check the available parts in the Mercedes protective and decorative moldings category.

Technical support and knowledge about used parts

When selecting disassembled components for the drivetrain and fuel supply system, it is worth paying attention to their technical condition and compatibility with the specific engine version. To better understand what to look for when buying used components related to fuel and engine operation, check out the guide: Fuel dosing problems – how to safely buy a used injection pump and fuel rails.