Mercedes W251 Tailgate Trunk Boot Lid Rear Damper Strut Spring A2519801164

The Mercedes W251 Tailgate Damper Actuator is an original part from the Tailgate and Rear group, designed for use in the rear of the vehicle. It ensures controlled, smooth lifting and stable support of the tailgate, improving the comfort of daily use and the safety of the vehicle.

Specifications and technical data

• SKU: A2519801164
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2519801164
• Substitutable numbers: A2519801164, A 251 980 11 64
• Location on the vehicle: Rear
• Category: Boot & Hatch Lids

Purpose and Function in the Vehicle

The actuator operates in the rear tailgate area, responsible for damping the movement of the lid and keeping it in a stable position when open. A correctly selected and functional part reduces the risk of the tailgate suddenly dropping, which is important for both user safety and protection of the bodywork.

Thanks to its dedicated fit for the Mercedes W251 series, the actuator works with the tailgate hinges and mountings, ensuring proper force characteristics and predictable behavior when opening and closing the trunk.

Construction and Operating Characteristics

The telescopic actuator serves as a tailgate damper, combining the function of support with speed control. The telescopic design allows for compact dimensions while maintaining adequate working stroke, facilitating integration into the rear body structure.

Appropriately selected damping characteristics translate to:

• smooth lifting of the tailgate without jerking,
• stable holding in the open position,
• controlled closing without excessive strain on the hinges.

Condition of the Part and Benefits of Using a Used Part

The offered actuator is from the group of original Mercedes components in used condition, meaning it retains its factory geometry, mounting points, and compatibility with factory structural solutions. For many users, this is a sensible compromise between cost and quality, allowing for the maintenance of the vehicle's technical consistency.

Using an original, used part to replace a worn-out actuator restores the proper operation of the tailgate, reduces strain on the hinges and lock, and improves the ergonomics of daily use of the luggage space.

Why Choose a Dedicated Tailgate Actuator

Replacing a worn-out actuator with a correctly selected part for the Mercedes W251 primarily means:

• increased safety – reducing the risk of the tailgate closing unexpectedly,
• higher operating comfort – predictable, smooth movement of the tailgate,
• bodywork protection – less strain on hinges and lock, contributing to their durability.

By retaining its original design and operating parameters, the actuator fits well within the manufacturer's specifications for rear body ergonomics.

Related Parts from the Same Group

If you are planning a comprehensive repair or upgrade of the rear area of your Mercedes and need other parts from the same group, such as tailgate hinges, locks, or additional brackets, check the available parts in the Mercedes Tailgate and Rear category.

For drivers considering broader use of aftermarket components, an interesting source of knowledge might be an article describing the advantages of using used parts in premium cars – more information can be found in the material: is it worth investing in used parts for premium cars.