StrongArm 4049 Deck Lid Lift Support

Mercedes-Benz SL-Class Lift Support

StrongArm 4049 is a specific-fit lift support for select Mercedes-Benz SL models. It is a pressurized cylinder built to hold hoods, hatches, or rear glass in the open position with controlled movement and consistent support.

Key Features

• Specific-fit lift support for confirmed Mercedes-Benz applications
• Extended length: 10.71 in.; compressed length: 7.21 in.
• Stroke length: 3.5 in. for controlled opening and closing travel
• Maximum force rating: 73.0
• Steel outer cylinder with black finish
• Nylon ball socket 10mm end and blade end with .330 in. hole
• Rubber and Teflon materials for smooth operation

Detailed Description

StrongArm 4049 is engineered as a direct replacement lift support for Mercedes-Benz SL500, SL320, 300SL, 500SL, and 600SL applications. This part number 4049 uses a pressurized gas-cylinder design to provide steady lift assistance and controlled lowering for the supported panel. The steel outer cylinder, 15.0 mm outside diameter, and 6.0 mm inner shaft diameter are specified for a precise OE-style fit. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

• Fits 1994-2001 Mercedes-Benz SL500, N/A
• Fits 1994-1997 Mercedes-Benz SL320, N/A
• Fits 1990-1993 Mercedes-Benz 300SL, N/A
• Fits 1990-1993 Mercedes-Benz 500SL, N/A
• Fits 1993 Mercedes-Benz 600SL, N/A

Common Issues This Part Can Address

• Hood, hatch, or rear glass that will not stay open
• Slow or weak lift assistance during opening
• Uneven or inconsistent support when raising the panel
• Drooping panel movement caused by worn gas pressure

Installation Notes and Tips

Replace lift supports in pairs to maintain balanced operation and reliable support. Before installation, confirm the end fittings match the vehicle mounting points: ball socket (nylon) 10mm on one end and blade (.330 in. hole) on the other. Verify the application against the vehicle year, model, and mounting location before removal of the original support.

Quality Assurance

StrongArm lift supports are custom engineered and manufactured beyond industry standards to deliver smoother operation and longer service life. Part number 4049 is built for specific-fit Mercedes-Benz applications and follows the brand’s OE-style replacement approach.