Stabilus 4B-028480 Back Glass Lift Support

Back Glass Lift Support for GM Dropgate Applications

This Stabilus back glass lift support is built for select Chevrolet Blazer, GMC Jimmy, and Oldsmobile Bravada models with a dropgate or dropgate-style rear glass. Part number 4B-028480 provides controlled lift and hold for the rear glass, helping restore smooth operation on the tailgate area.

Key Features

• Brand: Stabilus
• Part number: 4B-028480
• Category: Body > Glass, Windows and Related Components
• Back glass lift support for rear glass applications
• Extended length: 17.480 in. (444 mm)
• Compressed length: 11.083 in. (281.5 mm)
• Force rating: 150 N / 34 lb
• Rod diameter: 0.315 in. (8 mm)
• Tube diameter: 0.709 in. (18 mm)
• Plastic socket rod and tube connections

Detailed Description

Stabilus 4B-028480 is a gas-charged back glass lift support engineered for rear glass liftgate service on specific GM SUVs. It measures 17.480 inches extended and 11.083 inches compressed, with a 150 N force rating for controlled opening and holding action. The plastic socket connections and 10 mm end attachment diameters support direct replacement-style installation on the listed Chevrolet Blazer, GMC Jimmy, and Oldsmobile Bravada dropgate models.

This part cross-references AMS Automotive 4642 and Tuff Support 613149 for the same application. It is a direct-fit option for 1995-2005 Chevrolet Blazer, 1995-2001 GMC Jimmy, and 1997-2001 Oldsmobile Bravada rear glass service.

What It Helps Fix

• Rear glass that will not stay open
• Weak or slow lift support action
• Hatch or dropgate glass that falls closed
• Uneven or inconsistent rear glass movement
• Worn gas strut performance on the back glass

Installation Notes and Tips

Verify the existing support’s compressed length, extended length, and socket-style end fittings before ordering. Match the vehicle application exactly: Fits 1995-1996 Chevrolet Blazer, N/A; Fits 1997-2005 Chevrolet Blazer, N/A, w/dropgate; Fits 1995-2001 GMC Jimmy, N/A, dropgate model; Fits 1997-2001 Oldsmobile Bravada, N/A, Dropgate model. Confirm the rear glass opens and closes smoothly after installation and check both attachment points for secure seating.

Quality Assurance

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