When it concerns gas struts ~ above vehicles, there space two different kinds: gas-filled struts for the vehicles suspension and gas-filled struts offered to hold open behind hatches and hoods. I will explain How to Compress Struts both kinds because that installation.

You are watching: How to compress a gas strut for installation

Hood and also hatch struts execute not frequently need to it is in compressed because that installation together the maximum extension on the strut is supplied as the opened limit.

Install as follows:
Open the hood or flower to preferably capacity and also prop/hold the hood or hatch at its preferably height. The strut will certainly no much longer be under compression.Next, just unhook and also remove the old strut.Slide the new strut into place and also either clip or bolt, relying on the design.Lower hatch or hood and also you room finished.

If this an approach does no work and compression is needed, simply loop a ratchet strap around the strut and tighten till compressed enough for installation.


There room four gas to fill struts top top a vehicle. They space attached to the suspension and also are frequently referred to as shock absorbers. This struts can go bad from typical ware and sometimes have to be replaced.

On average, struts will should be replaced twice during the vehicle’s lifetimes. You can take your car to a fix shop to have actually the trust changed or you can do it you yourself using among our perform it yourself approaches below.

It will certainly take between a one-half hour to two hours to change each strut, relying on the format of strut gift used.

Gas-filled struts for car suspension take it a lot of of pressure in order to compress; part requiring over one hundred pounds of pressure to correctly compress. Caution is advised together a strut under compression deserve to be dangerous if not taken on correctly.


There yes, really is no straightforward method to compress a strut because that installation. In a repair shop, the suspension is lowered and also is removed sufficient to permit the strut come be mounted at maximum extension. If a maximum expansion is no feasible, there are several options.

On most vehicles, the persuade bar is limiting the downward take trip of the lower regulate arm. Through unhooking the persuade bar link sufficient clearance might be completed to replace the strut.

There will still be resistance in the regulate arm bushings so friend will have to push the regulate arm down.

Compress the strut through a ratchet strap. To execute this, loop the strap around the strut and also begin ratcheting until the strut has actually reached the preferred compression for installation.Compress the strut through hand if the strut is irradiate enough and secure compression by making use of wire.If over there is sufficient clearance in the car suspension to enable the strut to be compressed ~ mounting one finish of the strut it deserve to then it is in compressed by making use of a floor jack and also using wire to certain compression.
To execute this:Fasten the height mount that the strut to the vehicle’s mounting point and place the floor jack top top the bottom side of the strut.Raise the floor jack to start compressing the strut. Be careful not to compress the strut to the point of lifting the vehicle off of the jack stands.Secure v wire

The final an approach is to fasten the bottom of the strut come the vehicle and also use a pry bar to compress indigenous the height of the strut.

With this method, the strut would be compressed and also pried right into place. Use caution once using a pry bar to compress a strut as the strut has a tendency to slip turn off of the pry bar.

If you space working through a McPherson strut with the spring attached you will require a special tool in order come compress the strut together none that these techniques will use enough pressure to properly compress the strut.

It is frequently easiest to eliminate the guide bar link and also pry the lower regulate arm down until clearance is achieved.

Though over there is nobody specific means to easily compress a gas-filled strut, taking benefit of among the above methods should provide you the outcomes you space looking for.

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