2026-08-13 7 min read A2Z Garage Doors
Most homeowners don't think about their garage door springs until something goes wrong. Then you lift the door manually, hear that sickening *twang*, and realize you're stuck. Understanding the two main types of garage door springs in Concord can help you avoid panic and make smarter repair decisions.
The short answer: torsion springs sit above your door and twist to lift it, while extension springs hang on either side and stretch as the door opens. Torsion springs are stronger, last longer, and cost more upfront. Extension springs are cheaper but wear out faster and pose a higher safety risk if they snap. Most homes built in the last 20 years use torsion springs.
Torsion springs are wound coils positioned horizontally above your garage door opening. When you press the opener button, the spring twists (torques) to counterbalance the door's weight as it rises.
Here's why homeowners and contractors prefer them: torsion springs are more durable, typically lasting 7 to 9 years with regular use. A single torsion spring can handle the full lifting load, so you only need one or two springs depending on door size. The controlled twisting motion means smoother operation and less wear on your opener motor.
The trade-off is cost and complexity. Replacing a torsion spring requires specialized tools and serious technical skill. I've seen DIY attempts go sideways fast, and that's why we always recommend professional installation. A torsion spring replacement in Concord usually runs $200 to $400 per spring, depending on your door's weight and size.
Extension springs run vertically along both sides of your garage door track. They stretch and compress as your door opens and closes, pulling the door upward via cable and pulley systems.
Extension springs cost less upfront, typically $150 to $250 per spring. They're simpler mechanically, so replacement labor is faster and cheaper. For budget-conscious homeowners, that lower entry price feels like a win.
But here's the honest truth: extension springs fail more often. They last 5 to 7 years on average, which means you'll replace them sooner. More importantly, when an extension spring snaps, the sudden release of tension can be dangerous. That's why safety cables exist. If a cable isn't installed correctly or has worn out, a snapped spring can cause injury or property damage. If you're dealing with a snapped spring right now, check our guide on what to do when garage door springs snap in Concord.
Look at your garage door opening from inside your garage. See a metal spring wound tightly above the door? That's torsion. See two springs running up the sides of the track? Those are extension springs.
Not sure which one you have, or wondering if it's time for replacement? That's where a professional inspection makes sense. We offer free estimates for any homeowner in Concord and the surrounding area.
**Need garage door springs in Concord today?** Call 510-880-3615 for same-day service and honest pricing.
A single snapped torsion or extension spring isn't always a total-door problem. But here's the key: if one spring is worn out, the other isn't far behind. Springs wear at nearly the same rate since they handle identical load cycles.
Replacing both springs at once costs more upfront, but it prevents you from calling us again in six months when the second spring fails. It's cheaper overall, and you won't get stuck mid-season. Our team can walk you through this decision with a real cost estimate. For deeper insight into the repair versus replacement calculus, read our post on garage door spring repair versus replacement costs in Concord.
If you live in Concord and have an older home with extension springs, upgrading to torsion when you replace them is worth considering. Yes, the upfront cost is higher. But Concord's temperature swings and consistent daily use put real stress on springs. Torsion springs handle that better, and the longevity math works in your favor.
Our full spring maintenance guide covers seasonal care that extends spring life by years. Regular lubrication and inspection catch problems before they become emergencies.
Ready to know your exact options and costs? Schedule a free quote with Garage Door Company Concord. We'll identify your spring type, assess remaining life, and give you transparent pricing. No surprise fees. No pressure.
Call 510-880-3615 or fill out our online form. Same-day estimates available across Concord and nearby areas.
How do I know if my garage door spring is about to fail? Listen for creaking or squealing sounds. Watch for the door sagging on one side or moving unevenly. If the door feels heavier or the opener struggles, have it inspected immediately. Don't attempt to open a door with a failing spring yourself.
Can I replace just one garage door spring? Technically yes, but we don't recommend it. Both springs wear at the same rate. Replacing one leaves the other on borrowed time, usually failing within months. Replace both for safety, reliability, and long-term cost savings.
How much does a garage door spring replacement cost in Concord? Torsion springs range from $200 to $400 per spring. Extension springs cost $150 to $250 each. Labor adds $150 to $300 depending on complexity. A complete two-spring torsion replacement typically runs $600 to $900 total.
How long do garage door springs last? Torsion springs last 7 to 9 years. Extension springs last 5 to 7 years. Lifespan depends on climate, usage frequency, and maintenance. Regular lubrication extends life significantly.
Is a snapped garage door spring an emergency? Yes. A snapped spring leaves your door stuck or causes sudden drops. Don't force the opener. Call for emergency service right away. Never attempt DIY repair on a broken spring.