StrongArm 4990 Tailgate Lift Support

StrongArm Tailgate Lift Support for BMW 525i and 530i

The StrongArm 4990 Tailgate Lift Support is engineered specifically for BMW 525i and 530i models, providing reliable assistance in lifting and holding your vehicle's tailgate. Designed with precision, this lift support ensures smooth operation and durability for your BMW's tailgate system.

• Compressed length: 16.46 inches
• Extended length: 26.46 inches
• Cylinder outside diameter: 19.0 mm
• Stroke length: 10.0 inches
• Inner shaft diameter: 8.0 mm
• Outer cylinder material: Steel with black finish
• End 1: Ball socket (nylon) 10mm
• End 2: Threaded (8mm)
• Maximum force: 85.0 N
• Materials include rubber and Teflon components

This StrongArm tailgate lift support (part number 4990) is a specific fit for BMW 525i and 530i models, ensuring compatibility and optimal performance. The steel outer cylinder with a black finish offers corrosion resistance and strength, while the nylon ball socket and threaded end provide secure mounting points. With a stroke length of 10 inches and a maximum force rating of 85 Newtons, this lift support delivers consistent tailgate assistance without internal rebound springs, allowing for smooth and controlled tailgate movement.

Purpose and Problem Solving

• Supports the tailgate to prevent sudden closing or slamming
• Restores proper tailgate lift and hold function on BMW 525i and 530i
• Eliminates tailgate sagging or difficulty in opening
• Reduces wear on tailgate hinges by providing balanced support
• Prevents potential damage from uncontrolled tailgate movement

Installation Notes and Tips

Installation of the StrongArm 4990 tailgate lift support requires removal of the old lift support and mounting the new unit using the ball socket and threaded end fittings. Ensure the correct orientation by matching the compressed and extended lengths to the original part. Use appropriate tools to avoid damage to the nylon ball socket and threaded connections. It is recommended to check the tailgate alignment after installation to confirm smooth operation.

Quality Assurance and Warranty

StrongArm tailgate lift supports are manufactured with high-quality steel and durable materials such as rubber and Teflon to ensure long-lasting performance. The part number 4990 undergoes rigorous quality control to meet OEM specifications for BMW 525i and 530i models. While specific warranty details are not provided, StrongArm products typically adhere to industry standards for reliability and durability.