FCS 86591 Trunk Lid Lift Support

Brand FCS 86591
Compressed Length 6.57
Extended Length 10.08
Stroke Length 3.5
Product line FCS
Fits Mercedes-Benz · 2 vehicles

Trunk lid support. Restores smooth, controlled opening and closing.

Compact gas strut. Engineered for consistent lift and hold performance.

$23.67Free shipping
In stock · usually ships same day before 1pm CST
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Mercedes-Benz CLK320 Trunk Lid Lift Support

Restore controlled trunk lid movement with the FCS 86591 trunk lid lift support. This gas-charged support is specified for the 2004-2005 Mercedes-Benz CLK320 with locking system and is sized for the application with a 6.57-inch compressed length, 10.08-inch extended length, and 3.5-inch stroke.

Key Features

  • Direct-fit trunk lid lift support for the 2004-2005 Mercedes-Benz CLK320
  • Compressed length: 6.57 inches
  • Extended length: 10.08 inches
  • Stroke length: 3.5 inches
  • Application-specific fitment for vehicles with locking system
  • FCS part number 86591

Product Details

The FCS 86591 is a trunk lid lift support engineered for the Mercedes-Benz CLK320 trunk compartment. Its measured compressed and extended lengths, along with the 3.5-inch stroke, help match the original lift geometry for smooth trunk opening and controlled support. For buyers searching for a 2004 Mercedes-Benz CLK320 trunk lid lift support or a 2005 Mercedes-Benz CLK320 trunk support with locking system, this part number provides a direct reference for the correct application. FCS 86591 is also a useful search term when replacing a worn trunk strut on the CLK320.

FCS is the brand line identified for this part, and this product is cataloged specifically for the trunk lid and compartment category. If you are sourcing an FCS 86591 replacement for a Mercedes-Benz CLK320, the fitment data points to the locking-system configuration only.

Common Problems This Part Can Address

  • Trunk lid that drops instead of staying open
  • Weak or inconsistent lift assistance
  • Trunk lid that feels heavy to raise
  • Loss of controlled opening or closing motion
  • Wear-related replacement need on the trunk support

Installation Notes and Tips

Verify the vehicle is a 2004-2005 Mercedes-Benz CLK320 with locking system before ordering. Compare the existing support’s compressed length, extended length, and stroke to confirm the replacement matches the original geometry. Inspect the trunk lid mounting points and surrounding hardware for wear or damage before installation. After installation, cycle the trunk lid several times to confirm smooth operation and proper support.

Quality Assurance

FCS 86591 is cataloged as a vehicle-specific trunk lid lift support for the listed Mercedes-Benz application. Fitment is confirmed for 2004-2005 Mercedes-Benz CLK320 models with locking system.

This part fits 2 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2005Mercedes-BenzCLK320N/Aw/ Locking System; FCS
2004Mercedes-BenzCLK320N/Aw/ Locking System; FCS