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StrongArm 6445 Liftgate Lift Support

Brand	StrongArm 6445
Compressed Length	17.97
Cylinder Outside Diameter	22.0
End 1 Type	Ball Socket (Nylon - Steel) 10mm
End 2 Type	Ball Socket (Nylon Angled) 16 Deg.
Extended Length	25.22
Inner Shaft Diameter	10.0
Internal Rebound Spring	No
Materials	Rubber
Materials	Teflon
Maximum Force	164.0
Outer Cylinder Color	Black
Outer Cylinder Material	Steel
Stroke Length	7.25
Universal Or Specific Fit	Specific
Fits	Nissan and INFINITI · 18 vehicles

Specific fit. Custom engineered for a precise replacement.

Steel cylinder. Black finish with rubber and Teflon components for smoother operation.

Lift support. Pressurized cylinder helps hold a liftgate open securely.

Cross-references AMS Automotive 6445, 819-6862 and 90450-7S40A for the same application. See all 9.

$26.19Free shipping

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Not what you need? See all Liftgate Lift Support options

Liftgate Support for Armada and QX56

StrongArm 6445 is a specific-fit liftgate lift support for select Nissan Armada and INFINITI QX56 applications. It is engineered as a pressurized cylinder to help support the liftgate with smooth, controlled operation.

Key Features

Specific-fit lift support for direct application matching
Extended length: 25.22 in.; compressed length: 17.97 in.
Stroke length: 7.25 in. for liftgate travel control
Maximum force: 164.0
Steel outer cylinder with black finish
Ball socket ends: 10 mm nylon-steel and 16° nylon angled
Rubber and Teflon materials for operating consistency
No internal rebound spring

Detailed Description

StrongArm 6445 is built for the rear liftgate on 2005-2015 Nissan Armada models with power liftgate functionality included and 2004-2010 INFINITI QX56 models. This StrongArm lift support uses a steel outer cylinder, a 10 mm ball socket end, and a 16-degree angled ball socket end to match the specified application. The part number 6445 is also referenced in aftermarket interchange listings for the same vehicle coverage.

This part cross-references AMS Automotive 6445 for the same application.

Common Issues This Part Can Address

Liftgate that drops too quickly when opened
Rear hatch that no longer stays raised
Weak or inconsistent liftgate support
Hard-to-lift rear access panel operation
Wear-related loss of gas pressure in the original support

Installation Notes and Tips

Verify the end fittings and length before installation to confirm the correct match for your vehicle. For safe and reliable operation, lift supports should be replaced in pairs when the application calls for matched support performance. Confirm fitment for 2005-2015 Nissan Armada and 2004-2010 INFINITI QX56 before service.

Quality Assurance

StrongArm lift supports are custom engineered and manufactured beyond industry standards to deliver smoother operation and longer service life. Part number 6445 is built to meet the specified fitment and performance requirements for the listed Nissan Armada and INFINITI QX56 applications.

This part fits 18 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Position	Notes
2015	Nissan	Armada	N/A	Power liftgate functionality included
2014	Nissan	Armada	N/A	Power liftgate functionality included
2013	Nissan	Armada	N/A	Power liftgate functionality included
2012	Nissan	Armada	N/A	Power liftgate functionality included
2011	Nissan	Armada	N/A	Power liftgate functionality included
2010	INFINITI	QX56	N/A	—
2010	Nissan	Armada	N/A	Power liftgate functionality included
2009	INFINITI	QX56	N/A	—
2009	Nissan	Armada	N/A	Power liftgate functionality included
2008	INFINITI	QX56	N/A	—
2008	Nissan	Armada	N/A	Power liftgate functionality included
2007	INFINITI	QX56	N/A	—
2007	Nissan	Armada	N/A	Power liftgate functionality included
2006	INFINITI	QX56	N/A	—
2006	Nissan	Armada	N/A	Power liftgate functionality included
2005	INFINITI	QX56	N/A	—
2005	Nissan	Armada	N/A	Power liftgate functionality included
2004	INFINITI	QX56	N/A	—
No rows match your filter.

Directly replaces or cross-references 9 part numbers

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

AMS Automotive — 6445819-686290450-7S40A90450-7S40090451-7S40A90451-7S400C6445C96445SG225020