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Part #: 3B-086784

Stabilus 3B-086784 Hatch Lift Support

⚙️ 12 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Suburban 1500, Suburban 2500, Tahoe, Yukon, Yukon XL 1500, and Yukon XL 2500
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Overview of Stabilus 3B-086784 Gas Spring

The Stabilus 3B-086784 gas spring is engineered for reliable performance in select Chevrolet and GMC SUVs. Designed with precise dimensions and force ratings, this gas spring supports smooth operation and durability for vehicle components requiring controlled motion.

  • Compressed length: 14.921 inches (379 mm)
  • Extended length: 23.976 inches (609 mm)
  • Rod diameter: 10 mm (0.394 inches)
  • Tube diameter: 22 mm
  • Force: 560 Newtons (126 lbs)
  • Rod connection type: Plastic socket
  • Compatible with Chevrolet Suburban 1500, Suburban 2500, Tahoe, and GMC Yukon, Yukon XL 1500, Yukon XL 2500

Detailed Product Description

This Stabilus gas spring, part number 3B-086784, is designed to provide consistent force and smooth extension and compression cycles. With a compressed length of approximately 15 inches and an extended length near 24 inches, it offers a stroke length suitable for various lift and support applications. The 10 mm rod diameter combined with a 22 mm tube diameter ensures structural integrity while maintaining a compact profile. The plastic socket rod connection facilitates secure attachment and reduces wear on mounting points. Rated at 560 Newtons (126 lbs) of force, this gas spring delivers reliable support for vehicle components such as tailgates, hoods, or liftgates on compatible Chevrolet and GMC models.

Compatible Vehicles and Applications

  • Chevrolet Suburban 1500 and 2500
  • Chevrolet Tahoe
  • GMC Yukon and Yukon XL 1500 and 2500

This gas spring is not engine-specific and is designed for automotive use rather than agricultural, heavy truck, or marine applications.

Common Issues Addressed by This Gas Spring

  • Difficulty in lifting or holding open heavy tailgates or liftgates
  • Unstable or jerky motion when opening or closing vehicle hoods or rear doors
  • Wear or failure of original gas springs causing sagging or unsafe operation
  • Replacement for OEM gas springs that have lost pressure or functionality
  • Improved control and safety during vehicle component operation

Installation Notes and Tips

Ensure the gas spring is installed with the rod end facing downward to maintain lubrication and extend service life. Verify that the plastic socket connections are securely attached to the mounting points on your Chevrolet or GMC vehicle. Use appropriate tools to avoid damage to the gas spring or vehicle components during installation. It is recommended to replace gas springs in pairs to maintain balanced operation.

Quality Assurance and Warranty

Stabilus is a recognized manufacturer of gas springs with a focus on durability and consistent performance. While specific warranty details for part number 3B-086784 may vary, Stabilus products typically come with manufacturer-backed quality assurance. For warranty information, consult the product documentation or contact the manufacturer directly.

BrandStabilus
Part Number3B-086784
Y
Y
Body0.866
Compressed Length14.921
Compressed Length379
Extended Length23.976
Extended Length609
Force (N)560
Force Lbs126
Hardware KitNO
Rod ConnectionPLASTIC SOCKET
Rod Dia (IN)0.394
Rod Diameter10
Rod End Attachment Dia (IN)0.394
Rod End Attachment Dia (MM)10
Shaft0.394
Shaft ConnectionPLASTIC SOCKET
Tube ConnectionPLASTIC SOCKET
Tube Dia (IN)0.866
Tube Diameter22
Tube End Attach Dia (IN)0.394
Tube End Attach Dia (mm)10

This part fits 12 vehicles. Search below:

YearMakeModelPositionNotes
2005ChevroletSuburban 1500N/A1st Design
2005ChevroletSuburban 2500N/A1st Design
2005ChevroletTahoeN/A1st Design
2005GMCYukonN/A1st Design
2005GMCYukon XL 1500N/A1st Design
2005GMCYukon XL 2500N/A1st Design
2004ChevroletSuburban 1500N/A
2004ChevroletSuburban 2500N/A
2004ChevroletTahoeN/A
2004GMCYukonN/A
2004GMCYukon XL 1500N/A
2004GMCYukon XL 2500N/A

* 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.