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Stabilus 3B-799972 Hatch Lift Support - Left
Liftgate Gas Strut for GMC Acadia and Saturn Outlook
This Stabilus liftgate gas strut is built for rear liftgate support on select GMC Acadia and Saturn Outlook applications. It uses a plastic socket connection at both ends and delivers 675 N (152 lb) of force for controlled opening and closing.
Key Features
- Brand: Stabilus
- Part number: 3B-799972
- Extended length: 21.890 in. (556 mm)
- Compressed length: 13.701 in. (348 mm)
- Rod diameter: 0.315 in. (8 mm)
- Tube diameter: 0.866 in. (22 mm)
- Rod end attachment diameter: 0.394 in. (10 mm)
- Tube end attachment diameter: 0.394 in. (10 mm)
- Plastic socket rod and tube connections
- Force rating: 675 N / 152 lb
Product Details
Stabilus 3B-799972 is a gas spring for rear liftgate support on 2007-2016 GMC Acadia, left, non-power liftgate, and 2007-2010 Saturn Outlook, left. The measured body, rod, and stroke dimensions are matched for liftgate applications that require controlled lift assistance and stable hold-open performance. If you are replacing a worn lift support on a GMC Acadia or Saturn Outlook, this part number provides a direct reference for the specified fitment.
This part cross-references Tuff Support 612054 for the same application.
Common Replacement Symptoms
- Liftgate drops quickly after being opened
- Rear hatch feels heavy or difficult to raise
- Liftgate will not stay open on its own
- Uneven or weak support at the rear hatch
- Original gas strut shows loss of pressure or slow response
Installation Notes
Verify the vehicle is equipped with a non-power liftgate before ordering. Match the left-side position, compressed length, extended length, and socket-style end fittings to the original support before installation. Support the liftgate securely during replacement and confirm smooth operation after the new strut is installed. Part number 3B-799972 is also referenced for fitment searches on GMC Acadia and Saturn Outlook liftgate support applications.
Quality Assurance
Stabilus is a recognized OE supplier of gas springs and lift supports, and this replacement follows the listed dimensional and force specifications for the stated applications.
| Brand | Stabilus |
|---|---|
| Part Number | 3B-799972 |
| Y | |
| Y | |
| Body | 0.866 |
| Compressed Length | 13.701 |
| Compressed Length | 348 |
| Extended Length | 21.890 |
| Extended Length | 556 |
| Force (N) | 675 |
| Force Lbs | 152 |
| Hardware Kit | NO |
| Rod Connection | PLASTIC SOCKET |
| Rod Dia (IN) | 0.315 |
| Rod Diameter | 8 |
| Rod End Attachment Dia (IN) | 0.394 |
| Rod End Attachment Dia (MM) | 10 |
| Shaft | 0.315 |
| Shaft Connection | PLASTIC SOCKET |
| Tube Connection | PLASTIC SOCKET |
| Tube Dia (IN) | 0.866 |
| Tube Diameter | 22 |
| Tube End Attach Dia (IN) | 0.394 |
| Tube End Attach Dia (mm) | 10 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2016 | GMC | Acadia | Left | Non-Power Liftgate |
| 2015 | GMC | Acadia | Left | Non-Power Liftgate |
| 2014 | GMC | Acadia | Left | Non-Power Liftgate |
| 2013 | GMC | Acadia | Left | Non-Power Liftgate |
| 2012 | GMC | Acadia | Left | Non-Power Liftgate |
| 2011 | GMC | Acadia | Left | Non-Power Liftgate |
| 2010 | GMC | Acadia | Left | Non-Power Liftgate |
| 2010 | Saturn | Outlook | Left | |
| 2009 | GMC | Acadia | Left | Non-Power Liftgate |
| 2009 | Saturn | Outlook | Left | |
| 2008 | GMC | Acadia | Left | Non-Power Liftgate |
| 2008 | Saturn | Outlook | Left | |
| 2007 | GMC | Acadia | Left | Non-Power Liftgate |
| 2007 | Saturn | Outlook | Left |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.