Garage Door Extension Springs Parts

All dura lift garage door extension springs are manufactured from oil tempered spring wire meeting astm a229 and are designed for a minimum of 10 000 door open and close cycles.

Garage door extension springs parts. Double looped ends are standard on all dura lift extension springs. Two p730 springs one on each side of the door can handle a 90 lbs. Most standard residential torsion systems have two torsion springs one on the right and left. Door with an initial tension of 110 lbs.

All extension springs sold on our online parts store can accommodate a garage door 7 ft high or less. It is recommended to weight the garage door to be accurate as to what extension springs to order. Typically residential springs will have a 1 3 4 or 2 inside diameter. Plug end extension spring the holmes hally p730 30 in.

Measure the height of the garage door. If the spring is in one piece you can find the diameter on the cones p175 1 3 4 and p200 2. Shop for garage door extension spring parts such as safety cables pulleys pulley forks extension spring clips tandem hookup parts and extension spring hardware kits. If your garage door is taller than 7 ft please call our helpdesk at 1 800 733 0261 for assistance.

Select spring weight capacity dura lift extension spring 90 lb door weight light blue. Step 2 determine spring wind.