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Part #: 6543

StrongArm 6543 Hatch Lift Support

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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Ford, Ka
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StrongArm 6543 Gas Strut Overview

The StrongArm 6543 gas strut is engineered for specific vehicle applications requiring precise fitment and reliable performance. Designed with a steel outer cylinder and nylon angled ball socket ends, this gas spring offers consistent force and durability for automotive use.

  • Compressed length: 10.78 inches
  • Extended length: 17.53 inches
  • Stroke length: 6.75 inches
  • Cylinder outside diameter: 18.0 mm
  • Inner shaft diameter: 8.0 mm
  • Maximum force: 84.0 Newtons
  • End fittings: Ball socket (nylon angled 10 degrees) on both ends
  • Outer cylinder material: Steel with black finish
  • Materials include rubber and Teflon components
  • Internal rebound spring: No

Technical Description and Specifications

The StrongArm 6543 gas strut features a robust steel cylinder finished in black for corrosion resistance and durability. Both ends are equipped with 10-degree angled nylon ball sockets, providing secure and flexible mounting points that reduce wear and noise. The gas spring operates with a stroke length of 6.75 inches, extending from a compressed length of 10.78 inches to a full extended length of 17.53 inches. The inner shaft diameter measures 8.0 mm, supporting smooth and consistent motion under a maximum force of 84 Newtons. Rubber and Teflon materials are incorporated to enhance sealing and reduce friction, ensuring reliable operation over time.

Compatible Vehicle Applications

This gas strut is designed for specific fitment scenarios where precise dimensions and force ratings are required. It is commonly used in automotive applications such as hood supports, trunk lifts, or tailgate assist systems on various makes and models. When searching for a replacement part, ensure compatibility by matching the StrongArm 6543 part number and verifying the compressed and extended lengths along with end fitting types.

Common Uses and Problem Resolution

  • Supports vehicle hoods or trunks that fail to stay open
  • Replaces worn or leaking gas springs causing uneven lift
  • Restores smooth opening and closing of tailgates or liftgates
  • Eliminates rattling or binding caused by damaged end fittings
  • Improves safety by maintaining controlled motion during operation

Installation Notes and Tips

Installation of the StrongArm 6543 gas strut requires matching the ball socket ends to the vehicle’s mounting points. Ensure the 10-degree angled nylon sockets align properly to avoid binding. Use appropriate tools to remove old struts and install the new unit without forcing the ball sockets. Verify the compressed and extended lengths correspond to the original part to maintain correct operation. Lubrication is generally not required due to the Teflon components, but inspect mounting points for wear or corrosion before installation.

Quality Assurance and Warranty

StrongArm gas struts are manufactured to meet industry standards for durability and performance. The 6543 model is constructed with high-quality steel and engineered materials to provide consistent force and long service life. While specific warranty details may vary, StrongArm products typically include coverage against manufacturing defects. Consult product documentation or supplier information for exact warranty terms.

BrandStrongArm
Part Number6543
Compressed Length10.78
Cylinder Outside Diameter18.0
End 1 TypeBall Socket (Nylon Angled) 10 Deg.
End 2 TypeBall Socket (Nylon Angled) 10 Deg.
Extended Length17.53
Inner Shaft Diameter8.0
Internal Rebound SpringNo
MaterialsRubber
MaterialsTeflon
Maximum Force84.0
Outer Cylinder ColorBlack
Outer Cylinder MaterialSteel
Stroke Length6.75
Universal Or Specific FitSpecific

This part fits 0 vehicles. Search below:

YearMakeModelPositionNotes

* 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:

6543819-8157900022D6543D96543M2S55B406A10AA

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.