Stabilus 3B-0421VG Hatch Lift Support

Overview of Stabilus 3B-0421VG Gas Spring for Mercedes-Benz ML Series

The Stabilus 3B-0421VG gas spring is engineered for reliable performance in select Mercedes-Benz ML models, including the ML55 AMG, ML320, ML350, ML430, and ML500. Designed to provide consistent force and smooth operation, this gas spring supports various automotive applications requiring precise motion control.

• Compressed length: 14.843 inches (377 mm)
• Extended length: 25.236 inches (641 mm)
• Rod diameter: 8 mm (0.315 inches)
• Tube diameter: 18 mm
• Force: 510 Newtons (115 lbs)
• Rod connection type: Plastic socket
• Rod end attachment diameter: 10 mm (0.394 inches)

Technical Specifications and Features

The Stabilus 3B-0421VG gas spring features a robust design with an 8 mm rod diameter and an 18 mm tube diameter, providing a balance of strength and compact size. Its compressed length measures 14.843 inches (377 mm), extending to 25.236 inches (641 mm) when fully deployed. The gas spring delivers a force of 510 Newtons (115 lbs), suitable for controlled lifting and support tasks. The rod connection utilizes a plastic socket, ensuring secure attachment and smooth articulation. This part is not engine-specific and is designed exclusively for automotive use, excluding agricultural, marine, or heavy truck applications.

Compatible Vehicles and Applications

This gas spring is compatible with the following Mercedes-Benz models: ML55 AMG, ML320, ML350, ML430, and ML500. It is ideal for applications requiring reliable gas spring performance in these vehicles, such as hood supports, trunk lifts, or other components needing controlled motion assistance.

• Supports smooth hood or trunk lifting in Mercedes-Benz ML series
• Replaces worn or weak gas springs causing uneven or difficult operation
• Restores proper force for component positioning and stability
• Eliminates rattling or loose movement in supported parts
• Improves safety by maintaining controlled motion

Installation Notes and Tips

When installing the Stabilus 3B-0421VG gas spring, ensure the plastic socket rod connection is properly seated to avoid premature wear or detachment. Verify the orientation matches the original part to maintain correct force direction. Use appropriate tools to avoid damage to the rod or tube during installation. It is recommended to replace gas springs in pairs when applicable to maintain balanced operation.

Quality Assurance and Warranty

Stabilus gas springs are manufactured to meet strict quality standards for durability and performance. The 3B-0421VG part number undergoes rigorous testing to ensure consistent force output and reliable operation throughout its service life. While specific warranty details may vary, Stabilus products typically include coverage against manufacturing defects. Consult product documentation or authorized sources for exact warranty terms.