Stabilus 4B-778445 Hatch Lift Support

Stabilus 4B-778445 Gas Spring Overview

The Stabilus 4B-778445 gas spring is built for controlled lift and support in automotive applications that use a plastic socket connection on both ends. With a 515 N (116 lb) force rating, it delivers measured opening and holding assistance for the specified fitment on the 2010 Pontiac Vibe.

• Brand: Stabilus
• Part number: 4B-778445
• Force rating: 515 N / 116 lb
• Compressed length: 254 mm (10.000 in)
• Extended length: 402 mm (15.827 in)
• Rod diameter: 8 mm (0.315 in)
• Tube diameter: 19 mm (0.748 in)
• Rod connection: plastic socket
• Tube connection: plastic socket
• Rod end attachment diameter: 10 mm (0.394 in)
• Tube end attachment diameter: 10 mm (0.394 in)

Fitment Details

Fits 2010 Pontiac Vibe, N/A. This Stabilus 4B-778445 gas spring matches the listed application for the Pontiac Vibe and should be selected by matching the connection style, length, and force rating to the original unit.

This part cross-references Tuff Support 613942 for the same application.

What It Helps Address

• Weak or failing lift support that no longer holds position
• Slow or uneven opening of a supported panel or hatch
• Loss of controlled movement during opening and closing
• Replacement needs where the original gas spring has reduced force

Installation Notes

Verify the compressed length, extended length, force rating, and plastic socket end fittings before installation. Compare the original support on the 2010 Pontiac Vibe to confirm the 8 mm rod diameter, 19 mm tube diameter, and 10 mm attachment diameters match the replacement part. Check that the mounting points are clean and aligned before snapping the sockets into place.

Quality Assurance

Stabilus is a recognized OE supplier for gas springs and lift supports, and this part is built to the listed dimensional and force specifications for the application shown.