Garage Door Extension Spring Dimensions

Extension springs and torsion springs are the two kinds of garage door springs you ll find in garage doors.

Garage door extension spring dimensions.

Left wind springs are located on the right hand side of the door and right wind springs are located on the left side. How to weight your garage door. For a complete list of garage door extension springs for 7 8 9 10 11 12 13 and 14 tall doors click here determine the door weight and door height. 7 doors require a 25 long spring that stretches up to 42 67 total length when the door is closed 8 doors require a 27 spring that stretches up to 48 75 total length when to door is closed extension springs are a non returnable item call customer service if you have any questions.

Door with an initial tension of 165 lbs. Torsion springs and garage door weight. The pull weight of an extension spring is determined by the color code found on the end of the spring. 2 means the inside diameter is two inches etc.

For an 8 foot high door the spring would be 28 inches long with a 48 inch stretch. An unbalanced door is a sign of. Sometimes this number is written on the winding or stationary cone. A failing unbalanced or poorly matched spring.

1 75 means the inside diameter is 1 inches. 0 items 0 00. Most extension springs for 7 foot high doors are 25 inches long with a 42 inch stretch. Plug end extension spring is a holmes spring replacement for heavier 1 piece tilt up canopy style garage doors.

Measure the diameter of 1 16 of an inch. Measure the height of the garage door. A functional garage door system lifts the door in a balanced manner. If you see a 1 75 on the cone the spring has a 13 4 inch diameter.

Once you know the total weight of your garage door using a bathroom scale for doors under 300 pounds you can use the chart below to see the color extension spring you need. Plug end extension spring is a p528 28 in. Two p528 springs one on each side of the door can handle a 105 lbs. Torsion springs need to provide enough force to equal the weight of the door.

Torsion springs vs extension springs. If your garage door is taller than 7 ft please call our helpdesk at 1 800 731 0261 for assistance. Torsion springs turn as you open and close your garage door. How to determine the correct extension spring for your garage door measure garage door springs correct garage door springs garage door parts garage door spring overhead door spring overhead door part 734 568 0287 mon fri 8am 4pm est my account.

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. They extend as your door moves and helps to balance your garage door.