Garage Door Extension Spring Wire Diameter

These high quality garage door torsion springs include cones installed on the springs and are sleek oil tempered and coated black for a strong smoother operation.

Garage door extension spring wire diameter.

Measure the diameter of 1 16 of an inch. Garage door torsion springs for any wire size or length up to 39. The weight that shows on the bathroom scale is the size extension spring you need to order. 2 means the inside diameter is two inches etc.

This door would use two 210 pound lift extension springs. If you see a 1 75 on the cone the spring has a 13 4 inch diameter. Sometimes this number is written on the winding or stationary cone. A more accurate method for weighing either a torsion spring door or an extension spring door is on our youtube channel.

These sturdy garage door torsion springs are made of steel coils with aluminum cones and can withstand any weather making them the best buy for your garage door. Measure 10 coils to the nearest 1 16. Torsion spring inside diameter and overall length in many cases the inside diameter of the torsion spring will be indicated on the stationary cone in between the two springs at the midpoint of the door. Or if the door has four extension springs the door would use two 100 pound lift springs and two 110 pound lift springs.

To order the correct springs for your garage door you ll need to know a few details about your door system. For a one car garage door carefully lower the garage door onto a bathroom scale in the center of the garage door. Knowing the spring s length can help you find the wire size on the chart above. If you cannot find the size indication simply measure the inside diameter yourself.