BMW X5 Series E53 Gas Pressurized Spring Tailgate Upper Boot Lid 8402405

BMW X5 E53 Tailgate Gas Spring is an original part from the Tailgate and Rear category, designed for stable support and smooth opening of the tailgate in the BMW X5 E53 model. The used gas spring ensures functionality in line with factory specifications, serving as a practical solution for replacing a worn-out component in your BMW.

Specifications and technical data

• SKU: 8402405
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8402405
• Substitutable numbers: 51248402405, 8402405, EM
• Category: Boot & Hatch Lids

Purpose and Function of the Gas Spring

The tailgate gas spring in the BMW X5 E53 is responsible for the controlled lifting and stable holding of the tailgate. A correctly selected component ensures:

• safe, jerk-free opening of the tailgate,
• holding the tailgate in the upper position without the risk of it falling,
• comfortable closing with appropriately calibrated resistance.

By maintaining the parameters of the original part, the gas spring works in conjunction with the hinges and tailgate structure, resulting in predictable behavior of the entire rear body system.

Benefits of Using an Original BMW Spring

Choosing a gas spring specifically for the BMW X5 E53 from the Tailgate and Rear category ensures compatibility with the vehicle's design. Appropriate force and stroke parameters contribute to:

• consistent operation with factory mounting points,
• reduced stress on hinges and tailgate panels,
• maintaining the convenience of daily trunk use.

This solution is particularly important for the heavier tailgates found in SUVs, where a properly selected gas spring significantly impacts user comfort and safety.

Component Condition and Service Application

The gas spring offered as a used BMW part is intended for service applications in vehicles where the original spring has lost its properties. It is a practical option for routine repairs when the tailgate starts to sag or requires excessive force to lift.

Replacing the gas spring is one of the simpler service procedures for the rear of the vehicle, and using an original component helps maintain predictable tailgate operation without the need for mounting modifications.

Selection and Compatibility with BMW X5 E53

This part has been designed with the BMW X5 E53 tailgate structure in mind, making it easy to install in place of a worn-out spring. The product has an assigned OEM part number and associated replacement numbers, allowing for precise identification in service catalogs and parts selection systems.

For users looking for other rear body parts for this brand, such as additional components related to tailgate opening and support, check the available parts in the BMW Tailgate and Rear category.

Practical Operational Tips

When replacing the tailgate gas spring, it is advisable to pay attention to:

• the condition of the mounting points on the body and tailgate,
• uniform operation of both springs, if the system uses more than one element,
• smooth tailgate movement after installation – without sticking or uncontrolled dropping.

If you are interested in a broader context of how body components affect vehicle handling comfort and usability ergonomics, it is worth reading the guide Steering System and Power Steering – How it Works and What Fails?, which illustrates how various sub-assemblies impact daily vehicle operation.