StrongArm 4540 Hood Lift Support

StrongArm Hood Lift Support for BMW 740i, 740iL, 750iL

The StrongArm 4540 Hood Lift Support is engineered specifically for BMW 740i, 740iL, and 750iL models. Designed to provide reliable hood support, this part ensures smooth and controlled lifting and holding of the hood during maintenance or inspection.

• Compressed length: 8.8 inches
• Extended length: 12.8 inches
• Cylinder outside diameter: 19.0 mm
• Stroke length: 4.0 inches
• Inner shaft diameter: 8.0 mm
• Steel outer cylinder with black finish
• Ball socket nylon ends, 10mm size on both ends
• Maximum force rating: 198 Newtons
• Materials include rubber and Teflon components for durability

Technical Details and Construction

The StrongArm 4540 hood lift support features a robust steel outer cylinder finished in black to resist corrosion and wear. Its 19.0 mm diameter cylinder and 8.0 mm inner shaft diameter provide the necessary strength and stability for consistent performance. The 4.0-inch stroke length allows for smooth hood movement, while the 198 Newton maximum force rating ensures adequate support for the hood weight of BMW 740i, 740iL, and 750iL vehicles. Both ends are equipped with 10mm nylon ball socket connectors, facilitating secure attachment and reducing noise or vibration during operation. The inclusion of rubber and Teflon materials enhances the part's longevity and resistance to environmental factors.

Compatible BMW Models and Part Number

This hood lift support is a specific fit for BMW 740i, 740iL, and 750iL models, ensuring precise compatibility and optimal function. The part number 4540 identifies this exact StrongArm component, making it easier to source and verify for your vehicle maintenance needs.

Common Applications and Problem Resolution

• Supports the hood during engine access and maintenance
• Replaces worn or failing hood lift supports that no longer hold the hood securely
• Eliminates hood slamming or sudden closure risks
• Prevents hood vibration or rattling while parked or driving
• Restores smooth hood opening and closing operation

Installation Notes and Tips

Installation of the StrongArm 4540 hood lift support requires removal of the old lift support and attachment of the new unit using the 10mm nylon ball socket ends. Ensure the ball sockets are securely snapped into place on the hood and frame mounting points. It is recommended to replace lift supports in pairs to maintain balanced hood support. Use appropriate hand tools and follow vehicle-specific service manual instructions for safe and proper installation.

Quality Assurance and Warranty

StrongArm manufactures this hood lift support with high-quality steel and durable materials to meet OEM standards. While no internal rebound spring is included, the design provides consistent force and reliable performance. The product is backed by StrongArm's quality control processes. Please refer to the manufacturer or distributor for specific warranty details related to part number 4540.