Garage Door Cable Length Chart

You will need some information before beginning.

Garage door cable length chart.

Designed for garage doors. When measuring an old cable measure the full length including loops spools thimbles and stops. Standard torsion spring garage door cables are 7 7 strand 1 8 inch thickness. It has 7 strands with 7 wires per strand for strength and durability and an end to end tensile strength of 1 400 lb.

This means there are seven strands in a bundle. 12 radius 12 required 15 radius 14 25 required. Raw cable of 3 32 1 8 5 32 3 16 and 1 4 diameters is also available. Use the grid below to determine your correct replacement cable length for your garage door cables for doors using torsion springs only.

These cables have a strong weight capacity of 1 650 pounds. If you are interested in assembling your own cables we also sell stop sleeves oval sleeves thimbles and spools. Garage door safety cable is made of galvanized steel and has a 1 8 in. Those seven bundles are twisted together to form a cable with a diameter of 1 8 inch.

There are open loop and thimble along with 5 16 3 8 and 1 2 spools. Used for typical applications. Most common garage door track. 1 your cable drum manufacture and part 2 the distance from your floor to the centerline of your garage door spring torsion shaft.

For standard lift residential garage doors the cable length should be the door height plus 18 inches.