2026-07-14 7 min read
In our years serving Campton, we've seen homeowners pay hundreds more than they should because they didn't understand the difference between torsion and extension garage door springs. The wrong choice at replacement time can drain your budget fast. Here's what you actually need to know to make a smart decision.
Your garage door weighs 300 to 500 pounds. Springs balance that weight so your opener doesn't burn out in six months. There are two main types: torsion springs and extension springs. Each works differently, costs differently, and fails on its own timeline.
Torsion springs twist and coil around a horizontal rod above the door. Extension springs hang on either side of the door and stretch when it opens. Most modern homes in Campton use torsion springs because they're safer, quieter, and more reliable. But if your home was built before 2000, you might still have extension springs.
Torsion springs last 7 to 9 years under normal use, handling roughly 10,000 to 15,000 cycles (each open and close counts as one cycle). A single snapped spring doesn't mean total failure either; many torsion setups use two springs working together, so you get a warning before complete breakdown.
Here's the trade-off: torsion springs cost more to replace (usually $200 to $400 per spring, plus labor). Installation is trickier because the rod sits under extreme tension. A DIY attempt can cause serious injury. Professional installation is not optional here.
The upside? Torsion springs balance your door evenly, which means less wear on your opener and safer operation overall. If you're planning to stay in your home for 10+ years, torsion is the smarter long-term investment.
**Need garage door springs in Campton today?** Call (978) 341-3619. we cover same-day service across the area.
Extension springs sit on both sides of the door and pull outward as the door opens. They're cheaper upfront (typically $100 to $200 per spring), which appeals to homeowners on a tight budget. Installation is simpler and faster.
But extension springs have downsides. They fail more often than torsion springs because they endure more individual stress. When one breaks, the other side continues working unevenly, putting strain on your opener and door tracks. That's why safety cables are essential with extension springs. If a spring snaps and the cable fails, a 400-pound door becomes a falling projectile.
If you're replacing extension springs, budget for a cable inspection or replacement too. Skip that step, and you're gambling with safety.
A complete spring replacement typically runs $300 to $600 for torsion, or $200 to $400 for extension. Labor adds another $150 to $300 depending on complexity. If both springs need replacing (which we usually recommend to avoid a second service call in six months), double the parts cost.
The cost difference between types is real, but cutting corners on a snapped spring often backfires. A cheap repair that ignores worn cables or misaligned tracks leads to a $1,500 opener replacement a few months later. We've seen it happen repeatedly in towns like Campton and the surrounding region.
When you get an estimate, ask whether it includes cable inspection and safety checks. That's where real value hides. For a free estimate that breaks down parts versus labor, schedule a free quote with us.
Don't wait for a catastrophic failure. If your door opens slowly, makes loud creaking sounds, or feels heavier than usual, springs are wearing out. Learn why garage door springs break in Campton and catch problems early.
A simple maintenance tune-up every two years catches spring wear before it becomes emergency repair. Our maintenance guide covers what your door needs and when to keep costs predictable.
Your opener's power rating matters too. Older chain-drive openers sometimes struggle with modern torsion springs because the load distribution is different. If you're upgrading from extension to torsion springs, your opener might need adjustment or replacement. We check this before quoting so you're not surprised later. Compare belt and chain openers to understand the full picture.
Springs don't fail overnight in most cases. They show warning signs: uneven door movement, noise, sluggish opening. Catching these early costs far less than ignoring them until the door gets stuck in your driveway on a Tuesday morning.
Call Garage Door Campton at (978) 341-3619 to inspect your springs today. We'll tell you exactly what type you have, how much life is left, and what replacement costs. No guessing, no upsell, just honest pricing.
Your door's safety and your budget both depend on making the right call now. Contact us for same-day service and get back on track.
What's the difference between a snapped spring and a worn spring? A snapped spring breaks suddenly and completely stops function. A worn spring still works but loses tension, causing the door to sag, open unevenly, or feel heavier. Worn springs should be replaced before they snap, which is cheaper than emergency repair.
Can I replace just one spring if only one is broken? Not recommended. If one spring has reached the end of its life, the other is close behind. Replacing both at once costs slightly more upfront but saves you a second service call and prevents uneven door wear.
How long do torsion springs really last? Under typical use (3 to 5 cycles per day), torsion springs last 7 to 9 years. Heavy use shortens this to 5 to 7 years. Maintenance and seasonal care can extend lifespan slightly.
Is DIY spring replacement safe? No. Torsion springs operate under 200+ pounds of tension. Incorrect installation or slipping tools can cause serious injury or property damage. Always hire a licensed professional.
Why does my estimate vary between companies? Labor rates, warranty coverage, and whether cables are included differ widely. Ask what's covered: parts, labor, cable inspection, and safety testing. Lowest price often means missing services.