Stabilus 5B-612801 Hatch Lift Support - Lower

Overview of Stabilus 5B-612801 Gas Spring for BMW 5 Series GT

The Stabilus 5B-612801 gas spring is engineered for reliable performance in BMW 535i GT, 535i GT xDrive, 550i GT, and 550i GT xDrive models. Designed to provide consistent force and smooth operation, this gas spring supports various applications requiring controlled motion and damping.

• Compressed length: 231 mm (9.094 inches)
• Extended length: 373 mm (14.685 inches)
• Rod diameter: 8 mm (0.315 inches)
• Tube diameter: 18 mm
• Force: 560 N (126 lbs)
• Rod connection type: Plastic socket
• Rod end attachment diameter: 10 mm (0.394 inches)
• Non-engine specific, designed for precise fitment

Technical Details and Specifications

The Stabilus 5B-612801 gas spring features a compressed length of 231 mm and extends to 373 mm, providing a stroke length suitable for various lifting and support functions in BMW 5 Series GT vehicles. The 8 mm rod diameter combined with an 18 mm tube diameter ensures durability and stability under load. With a force rating of 560 Newtons (126 pounds), this gas spring delivers consistent pressure for smooth operation. The plastic socket rod connection and 10 mm rod end attachment diameter facilitate secure mounting and compatibility with original equipment.

Applications and Problem Solving

• Supports liftgate or trunk lid operation in BMW 535i GT and 550i GT models
• Replaces worn or weakened gas springs causing uneven or difficult opening
• Restores proper damping to prevent sudden closures or slamming
• Maintains vehicle safety by ensuring controlled motion of hinged components
• Addresses issues related to gas spring fatigue or loss of pressure over time

Installation Notes and Tips

Installation of the Stabilus 5B-612801 gas spring requires careful alignment of the plastic socket rod connection with the corresponding mounting points on the vehicle. It is recommended to support the liftgate or trunk lid during replacement to avoid injury. Verify the orientation and stroke length before securing the gas spring. No additional hardware kit is included, so retain original mounting components for reinstallation.

Quality Assurance and Warranty

Stabilus gas springs are manufactured to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details for part number 5B-612801 may vary, Stabilus products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.