StrongArm 6403 Trunk Lid Lift Support

Brand StrongArm 6403
Compressed Length 8.05
Cylinder Outside Diameter 19.0
End 1 Type Ball Socket (Nylon) 10mm
End 2 Type Ball Socket (Nylon) 10mm
Extended Length 11.8
Inner Shaft Diameter 8.0
Internal Rebound Spring No
Materials Rubber
Materials Teflon
Maximum Force 103.0
Outer Cylinder Color Black
Outer Cylinder Material Steel
Stroke Length 3.75
Universal Or Specific Fit Specific
Fits Jaguar · 16 vehicles

Specific fit. Custom engineered for a precise replacement.

Steel cylinder. Black steel construction helps deliver smooth, lasting operation.

Ball socket ends. Nylon sockets provide secure attachment at both ends.

Cross-references AMS Automotive 6403, 819-6509 and 900420 for the same application. See all 7.

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Trunk Lid Lift Support for Jaguar X-Type

Restore steady, controlled trunk lid operation with this StrongArm trunk lid lift support, part number 6403. Built for the 2002-2008 Jaguar X-Type, it uses a pressurized cylinder design to help hold the trunk lid open and deliver smoother movement during daily use.

Key Features

  • Specific-fit trunk lid lift support for the 2002-2008 Jaguar X-Type
  • StrongArm 6403 replacement for trunk lid and compartment applications
  • Black steel outer cylinder with rubber and Teflon materials for operating durability
  • Ball socket (nylon) 10mm ends on both sides for secure attachment
  • Compressed length: 8.05 in; extended length: 11.8 in; stroke length: 3.75 in
  • Maximum force rating: 103.0

Detailed Description

StrongArm 6403 is a specific-fit trunk lid lift support engineered for the Jaguar X-Type from 2002 through 2008. It is designed as a pressurized support cylinder for rear compartment use, helping maintain consistent lift and controlled lowering of the trunk lid. The steel outer cylinder, nylon ball socket ends, and internal rubber and Teflon materials are selected to support smooth operation and long service life in automotive trunk lid applications. This part number 6403 is also referenced under AMS Automotive 6403 and cross-references Monroe Shocks & Struts 819-6509 for the same application.

Common Problems It Can Address

  • Trunk lid that will not stay open
  • Weak or slow trunk lid lift action
  • Uneven or inconsistent trunk support
  • Trunk lid that drops unexpectedly
  • Worn gas strut performance on a Jaguar X-Type

Installation Notes and Tips

Verify the compressed length, extended length, stroke length, and 10mm ball socket ends before installation to confirm the replacement matches the original support. For safe, reliable trunk lid support, replace lift supports in pairs when the vehicle uses two supports on the same opening. Confirm fitment for your specific 2002-2008 Jaguar X-Type before installation, and compare the original part number 6403 against the existing support if available.

Quality Assurance

StrongArm states that each lift support is custom engineered and manufactured beyond industry standards to support smoother operation and longer-lasting performance. This part number 6403 is built as a specific-fit replacement for the Jaguar X-Type trunk lid application.

This part fits 16 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelBody Type# DoorsPositionNotes
2008JaguarX-TypeBaseSedan4 DoorN/A
2007JaguarX-TypeBaseSedan4 DoorN/A
2007JaguarX-TypeSportSedan4 DoorN/A
2006JaguarX-TypeBaseSedan4 DoorN/A
2006JaguarX-TypeVDP EditionSedan4 DoorN/A
2006JaguarX-TypeSportSedan4 DoorN/A
2005JaguarX-TypeBaseSedan4 DoorN/A
2005JaguarX-TypePremiumSedan4 DoorN/A
2005JaguarX-TypeVanden PlasSedan4 DoorN/A
2005JaguarX-TypeSportSedan4 DoorN/A
2004JaguarX-TypeBaseSedan4 DoorN/A
2004JaguarX-TypeSportSedan4 DoorN/A
2003JaguarX-TypeBaseSedan4 DoorN/A
2003JaguarX-TypeSportSedan4 DoorN/A
2002JaguarX-TypeBaseSedan4 DoorN/A
2002JaguarX-TypeSportSedan4 DoorN/A
Directly replaces or cross-references 7 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 6403819-6509900420C2S1687E6403E95357SG466004