How to measure garage door extension springs.
Chart dasma official color codes torsion springs.148 tan.162 green.177 gold.1875.192 orange.207 yellow.2187 white.2253 red.2343.
In order to order new garage door torsion springs, you will need to measure (as accurately as possible) your current spring (s) and find the:
Measure the overall length and.
That’s because garage door extension springs have a stripe of color on them that indicates their size.
Inside diameter (90% of doors have a 2.0 inside diameter) 3.
Measurements you’ll want to note include:
Raise your garage door to the full open position.
Double this, and the total estimated door weight should be around 214 pounds.
So all you need to do is locate this color indicator and relay the color you’ve found (red, yellow, blue, orange etc) to the extension spring supplier.
The most important tools include micrometer, dial calipers, and ruler.
For a one car garage door, carefully lower the garage door onto a bathroom scale in the center of the garage door.
This door would use two 210 pound lift extension springs.
Garage door spring measuring tool.
How to measure if the spring is broken.
Torsion springs are designed to carry specific garage door weights.
If replacing one spring, replace all springs on the door.
Spring length (how long each spring is)
Springs that work for a standard height door won’t work for an extra tall door because the springs will need to extend farther.
This is a garage door professionals way of measuring garage door.
Generally, when looking from within the garage, if the spring is on the left side, it is right wound, and vice versa.