2026-08-03 7 min read
Your garage door has springs. You probably don't think about them until one snaps. The moment that happens, confusion sets in fast. Is it a torsion spring or an extension spring? Does it matter? Yes. It matters enormously for safety and cost. Let me show you how to tell the difference and why it's critical for homeowners in Kenansville.
Your garage door springs work in one of two ways. Torsion springs sit above your door on a metal rod, coiled like a twisted rope. They store energy by rotating. When you open the door, they unwind and help lift the weight. Extension springs hang on either side of your door, running parallel to the tracks. They stretch and contract like rubber bands.
Both types do the same job: counterbalance your door's weight so your opener doesn't burn out. But their mechanics differ entirely. This distinction matters when something goes wrong.
Torsion springs are standard in most homes built after 1980. They're safer and more predictable. One torsion spring typically handles your entire door weight. Extension springs come in pairs. Each one supports roughly half the load. If one extension spring fails, the other may struggle, pulling your door unevenly. That's a safety hazard.
Stand in your garage and look up. What do you see above the door?
Torsion springs are mounted horizontally on a rod centered above the door opening. The rod looks like a thick axle. The spring wraps around it in tight coils. You might see a cable wound around one end. Don't touch it. The tension inside could snap that cable or break a finger.
Extension springs run vertically along both sides of your door, one above each track. They look like coiled metal snakes stretched between two pulleys. They're usually enclosed in a safety cage made of heavy cable. That cage is there because extension springs can snap violently and send sharp metal across your garage.
If you're still unsure, take a photo and call us at (910) 634-3796. We identify spring types every day and can walk you through it over the phone.
When a spring fails, your repair cost depends on which type you have. Torsion spring replacement typically runs between $200 and $400 for labor and parts in Kenansville, depending on the spring's diameter and weight rating. Extension springs are usually cheaper to replace, but they wear faster. You might replace them twice in the lifespan of a single torsion spring.
More importantly, a snapped spring is a safety issue. If your torsion spring breaks, your door becomes extremely heavy and difficult to open manually. Your garage door opener may not be able to lift it at all. You're stuck until it's repaired.
A snapped extension spring is worse. The broken end can whip around and strike whatever is nearby. Children, pets, or your car could be injured. That's why safety cables exist on extension springs. But cables wear too. We recommend inspecting both types annually.
**Need garage door springs in Kenansville today?** Call (910) 634-3796. we cover same-day service across the area.
Springs last roughly 7 to 9 years under normal use. That's about 10,000 to 15,000 opening cycles. If you use your door four times daily, you're looking at 5 to 7 years realistically. Heavy use shortens this timeline.
Torsion springs fail suddenly. One day they snap. Extension springs deteriorate more gradually. You might notice your door opening slower or the opener working harder.
Don't wait for failure. We recommend a preventive maintenance tune-up every 12 months. This catches worn springs before they break. For details on what that inspection includes, see our garage door tune-up guide for Kenansville homeowners.
Some homeowners think they can replace springs themselves. I've seen the results of that decision. Broken bones. Crushed fingers. Garage doors that fall unexpectedly.
Springs are under extreme tension. The energy stored in a torsion spring can launch a wrench across your garage. Extension spring cables can snap and cause serious injury.
This is not a DIY job. Not in Kenansville. Not anywhere.
Schedule a free estimate today if you suspect a spring issue. We'll identify which type you have, inspect the condition, and give you a transparent cost estimate. Same-day service is available for emergency situations.
If you want more detail on pricing and replacement options, our complete spring replacement cost guide breaks down what you'll actually pay.
Q: Can I open my garage door manually if a spring breaks? A: Possibly, but it's dangerous. A door without working springs weighs 300 to 600 pounds. You risk dropping it on yourself, your car, or someone else. Call a professional instead.
Q: How often do garage door springs need replacing? A: Most springs last 7 to 9 years with regular use. Heavy daily use shortens this to 5 to 7 years. Annual maintenance helps catch wear early.
Q: Is a snapped extension spring an emergency? A: Yes. A broken extension spring can fail completely at any moment, dropping your door suddenly. Stop using it and contact a technician immediately.
Q: What's the difference in cost between torsion and extension spring replacement? A: Torsion springs typically cost $200 to $400 to replace. Extension springs usually cost $150 to $300. Labor is similar either way.
Q: Can I replace just one extension spring if the other is still working? A: We recommend replacing both at the same time. If one is worn enough to break, the other isn't far behind. Replacing both ensures balanced operation and prevents future failure.