A pair of new springs cost about 25.
How to instal a garage door spring.
A couple of carabiners can.
Torsion see above which mounts on the header above the door and extension photo 1 which floats above the upper roller track.
Disengage the opener from the door.
The doors with two springs are easy to replace.
You may need to use a 2x4 or some other object to pry the garage door open.
Disconnect the garage door opener so the door remains closed.
Weigh your garage door.
Some garage door openers have a neutral position for the trolley disconnect.
This can still be done when only one extension spring is broken.
Unplug the garage door opener and clamp the door to the track.
In the past extension springs were safer to install but didn t have containment cables running through the center of the spring.
There are two types of garage door springs.