StrongArm 4347 Trunk Lid Lift Support

StrongArm Trunk Lid Lift Support Overview

The StrongArm 4347 trunk lid lift support is engineered specifically for select BMW models, including the 318i, 325e, 325i, 325is, 325iX, and M3. Designed to provide reliable and consistent support, this lift support ensures smooth trunk lid operation and improved safety during use.

• Specific fit for BMW 318i, 325e, 325i, 325is, 325iX, and M3 models
• Compressed length: 12.09 inches; extended length: 19.69 inches
• Steel outer cylinder with black finish for durability
• Blade end fittings with .340 diameter holes for secure attachment
• Maximum force rating of 38.0 lbs for controlled lift assistance
• Stroke length of 7.6 inches for optimal trunk lid movement
• Materials include rubber and Teflon components for smooth operation

Technical Details and Specifications

The StrongArm 4347 trunk lid lift support features a 19.0 mm outside diameter steel cylinder finished in black, providing strength and corrosion resistance. The inner shaft diameter measures 8.0 mm, and the lift support operates without an internal rebound spring. Both ends utilize blade-type fittings with .340 inch diameter holes, ensuring a precise and secure fit to the trunk lid and vehicle body. The stroke length of 7.6 inches allows for smooth opening and closing motions, while the maximum force of 38.0 lbs offers consistent support tailored to the weight of the trunk lid on compatible BMW models.

Applications and Problem Solving

• Replaces worn or weak trunk lid lift supports on BMW 318i, 325e, 325i, 325is, 325iX, and M3 vehicles
• Prevents trunk lid from slamming shut unexpectedly
• Improves ease of trunk lid opening and closing
• Eliminates trunk lid sagging or failure to stay open
• Restores factory-level trunk lid support performance

Installation Notes and Tips

Installation of the StrongArm 4347 trunk lid lift support requires matching the blade end fittings to the existing mounting points on the vehicle. Ensure the .340 inch diameter holes align properly for secure attachment. It is recommended to replace lift supports in pairs to maintain balanced trunk lid operation. Use appropriate tools to avoid damage to the rubber and Teflon components during installation. Verify the compressed and extended lengths correspond to the original parts for proper fitment.

Quality Assurance and Warranty

StrongArm trunk lid lift supports are manufactured with high-quality steel and durable materials to meet OEM standards. The 4347 part number is designed specifically for BMW models listed, ensuring compatibility and reliable performance. While no internal rebound spring is included, the design maintains consistent force and smooth operation. Warranty coverage details should be confirmed with the distributor or manufacturer, as they may vary.