StrongArm 6539 Hatch Lift Support

StrongArm 6539 Gas Strut Overview

The StrongArm 6539 gas strut is engineered for specific vehicle applications requiring precise fitment and reliable performance. Designed with a steel outer cylinder and nylon ball socket ends, this gas spring offers durability and consistent force for automotive lift supports.

• Compressed length: 14.03 inches
• Extended length: 20.28 inches
• Stroke length: 6.25 inches
• Cylinder outside diameter: 18.0 mm
• Inner shaft diameter: 8.0 mm
• End 1 type: 10mm nylon ball socket
• End 2 type: 10mm nylon-steel ball socket
• Outer cylinder material: steel with black finish
• Materials include rubber and Teflon components
• Maximum force rating: 108.0 Newtons
• Internal rebound spring: none

Technical Details and Construction

The StrongArm 6539 gas strut features a robust steel cylinder finished in black for corrosion resistance and longevity. The 18 mm outside diameter and 8 mm inner shaft diameter provide a balance of strength and smooth operation. Both ends utilize 10 mm ball sockets, with one end incorporating a nylon-steel hybrid for enhanced wear resistance. The absence of an internal rebound spring means the strut relies solely on gas pressure for its damping effect. Rubber and Teflon materials are used in seals and bushings to ensure smooth movement and reduce friction.

Compatible Vehicle Applications

This gas strut is designed for specific fitment rather than universal use. It is commonly compatible with certain models of vehicles requiring a 14.03-inch compressed length and 20.28-inch extended length gas spring. For example, it is suitable for select Toyota Tacoma and Ford Ranger models where these dimensions and end fittings match factory specifications. Always verify part number 6539 against your vehicle’s OEM requirements to ensure proper fitment.

Common Uses and Problem Resolution

• Supports tailgate or hatch lift assistance
• Replaces worn or leaking gas springs causing sagging or slow lift
• Restores proper lift force for smooth opening and closing
• Eliminates rattling or loose fitment in lift supports
• Prevents premature wear on hinges by maintaining correct tension

Installation Notes and Tips

Installation of the StrongArm 6539 gas strut requires matching the ball socket ends to the vehicle’s mounting points. Use appropriate tools to carefully remove the old strut without damaging mounting brackets. Align the ball sockets fully onto the mounting studs until they snap into place. Avoid forcing the strut beyond its stroke length to prevent damage. Lubricate ball sockets lightly with silicone spray if needed for smoother operation.

Quality Assurance and Warranty

StrongArm gas struts are manufactured to meet industry standards for durability and performance. The 6539 model is constructed with high-quality steel and engineered materials to provide consistent force over its service life. While specific warranty details vary by distributor, StrongArm typically offers limited warranties covering defects in materials and workmanship. Verify warranty terms with your parts provider.