Dodge Caravan Liftgate Struts

As a flagship family and commercial minivan, the Dodge Caravan relies heavily on its rear liftgate for daily loading and unloading. However, due to the massive weight and vertical opening angle of this rear door, failing factory gas struts pose an immediate safety hazard. If your liftgate feels unsafely heavy, creeps down slowly after opening, or slams shut unexpectedly during winter, your rear Dodge Caravan liftgate struts has lost their pressure containment.

Replacing weak or dead liftgate shocks is a simple, low-barrier DIY task. It requires only a flat-head screwdriver, takes less than 10 minutes in your home garage, and instantly restores effortless, smooth open-and-close functionality.

What Are Dodge Caravan Liftgate Struts?

Dodge Caravan liftgate struts (also known as rear lift supports, trunk struts, or tailgate shocks) are high-pressure, nitrogen-filled hydraulic cylinders that assist in lifting, stabilizing, and counterbalancing the heavy rear tailgate of the Dodge Caravan and Grand Caravan.

Because minivans feature a massive rear door designed for constant cargo and family access, these struts eliminate the physical strain of manual lifting. When functioning properly, they allow the liftgate to rise smoothly with minimal effort and lock safely at its maximum extension height.

 

Common Symptoms of Failed Liftgate Struts

When factory rear lift supports lose their internal nitrogen pressure and seal integrity, they compromise both daily trunk utility and family safety. Recognizing these early performance warning signs allows you to address the failure before the heavy rear door drops unexpectedly.

• Liftgate drops slowly after opening: Internal micro-leaks cause the rear door to slowly creep down, losing its sustained holding power.
• Trunk will not stay fully open: Depleted gas volume fails to counteract the dead weight of the insulated rear door.
• Uneven support on one side: A single failed shock causes asymmetric stress, twisting the rear hinges and misaligning the latch.
• Gate feels heavier than normal: Total loss of lifting assistance forces you to lift the massive steel frame manually.
• Visible oil leakage around the shaft: Fluid residue coating the shiny metal piston rod confirms a completely ruptured main pressure seal.
• Weak performance in cold weather: Dropping winter temperatures trigger a severe thermodynamic drop in internal lifting force.

Dodge Caravan Liftgate Struts OEM Part Numbers

OEM	Photo	Rod / Tube Ø	Stroke	Extended Length	Force	Year
68089035AD		8 / 18 mm	7.6 inch	26.3 inch	172lb	2008-2020

Note: For custom OEM force modifications, specific multi-lip seal configurations, or global B2B factory wholesale inquiries, please visit the official [GASTAC Online Store] to access our specialized heavy-duty gas spring catalogs and engineering support.
 

Interior Technology

• Highest corrosion resistance achieved through powder coated cyclinders and special treated piston rod surfaces.
• Minimal friction for the production of lowest extension forces.
• Great life cycles.
• Protection against vibration and light side forces.
• Integrated grease chamber.
• Low break away forces.
• Installation and storage in any position.

Simple 10-Minute DIY Installation Gas Struts Guide

You do not need to pay expensive dealership labor rates to fix a falling liftgate. Follow these simple steps to install your new GASTAC gas struts safely:

• Step 1: Prop the rear liftgate open completely and securely using a tall support pole, or have an assistant hold it up.
• Step 2: Use a small flat-head screwdriver to gently slide up the metal retaining clip on the top and bottom ball joints of the old liftgate strut.
• Step 3: Pull the old gas shock away from the vehicle’s ball studs without forcing the hinge.
• Step 4: Line up the new GASTAC gas strut ball joint with the vehicle stud and press it firmly until it clicks securely into place. Repeat on the opposite side.

Why Choose GASTAC as Your Gas Spring Supplier?

• Factory-Direct OEM Fit: 100% precise dimensional engineering matching official Dodge specifications without middleman markup.
• All-Weather Seal Optimization: Built with premium fluoroelastomer multi-lip seals to eliminate winter “thermal drop” failures.
• Rigid 50,000-Cycle Validation: Certified lifespan longevity verified through advanced automated internal stress testing labs.
• Automated Force Calibration: Every single gas shock undergoes automated F1 Newton force testing to guarantee perfect balanced lift.
• B2B Supply Chain Efficiency: Massive automated production capacity ensures steady stocking, competitive wholesale pricing, and reliable global lead times.