Tie the extension spring to the roller track then detach the cable from the bottom bracket with a pair of pliers.
Garage door extension spring proper installation.
This video will show you how to replace the extension springs on your garage door.
Torsion see above which mounts on the header above the door and extension photo 1 which floats above the upper roller track.
The new spring s diameter length and wire size or gauge must be the same as your old spring.
The easiest way to do this is to take the broken spring to a local garage door dealer or home improvement center so they can help you find an exact match.
Installation of a standard extension spring for an ideal garage door.
Place scale under the garage door on the side of the door with the broken extension spring.
Do not use a digital scale as they often will not respond to the door weight changing as rollers no longer stick to the track.
In this video you ll learn how to spot and replace a garage door extension spring.
Purchase new garage door extension springs.
Garage door springs come in two styles.