This DURA-LIFT heavy duty garage door extension spring for 140 lbs. 7′ tall garage doors is an extension spring replacement for broken sectional garage door extension springs. All springs are coated for corrosion resistance and clean handling.
- 140 lbs. weight capacity – spring for 140 lbs. garage door using extension spring system
- Springs for your sectional garage door – replacement extension springs based on your garage door weight
- Simple installation – install new or replace old, rusty springs quickly (professional installation recommended)
- Corrosion resistant – coated steel coils to help slow rusting process over spring life
- 1-year warranty – springs are warranted for 1-year from purchase date