How Do Garage Door Springs Work?

Feb 8, 2025

There are two main types of springs – extension springs and torsion springs. While both are used to assist in the operation of the garage door, extension springs are mainly a thing of the past and torsion springs are now more common. Let’s explore both and how they work. 

Extension Springs

Extension springs are older and many garage door experts have recommended against these in modern garages for a few reasons. These springs are located at the top corners of the door and are tightly wound to assist each side with opening/closing evenly.

8 Chandler Spring Job

They are under intense strain consistently both when opening the door as well as when the door is closed. These tend to stretch out much quicker as a result of the constant strain at both ends. While cheaper and seemingly easier to install, extension springs may end up being more of a hassle in the long run as you likely will need more frequent maintenance or replacement. 

Torsion Springs

Torsion springs are the way to go in 2025. These springs last much longer than extension springs and are located discretely along the top of the door – distributing equal force to each side of the door while encased in a single piece of equipment. These springs will last much longer, usually 5-10 years depending on use, with only occasional maintenance needing to be done.

1 Chandler Spring Job

In addition, these are much safer as the springs are built around a shaft that will make sure there are no fragments dispelled in the event the spring fails. Extension springs tend to be a hazard in the event of a spring failure as they are not built to contain the metal fragments when they fail/explode. 

Overall, torsion springs are the way to go as they are safer, more cost effective in the long run, and more discrete. Here at Today Garage Door Services, we will never recommend extension springs due to the hazard they may become when they fail and are not the better long term option. 

Need Assistance?

We have additional information on how to determine when to replace your springs as well as what a replacement looks like. Whether you’re looking to upgrade your current spring system or need routine maintenance performed we’re here to help! Give us a call 

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