2026-01-05 7 min read Mike Thompson
Garage door springs are the unsung heroes of your garage door system. These tightly wound components bear tremendous tension, counterbalancing the weight of your door to make it easy to open and close. Understanding how springs work and recognizing signs of wear can help you maintain your door safely and know when professional help is needed.
Torsion Springs Located above the garage door opening, torsion springs are mounted on a metal shaft. When the door closes, the springs wind up, storing energy. This energy is released when you open the door, lifting the heavy weight effortlessly.
Torsion springs are: - More balanced and controlled, Longer-lasting (typically 15,000-20,000 cycles) - Safer when they break, More expensive but worth the investment
Extension Springs Found on either side of the door, extension springs stretch and contract as the door moves. They're connected by cables that run through pulleys.
Extension springs: - Are less expensive initially, Have shorter lifespans (typically 10,000 cycles) - Can be dangerous when they break (should have safety cables) - Are typically found in older installations
If one side of your door rises faster than the other, you may have a spring issue. This imbalance puts extra stress on the opener and can lead to premature wear of other components.
Your garage door should feel nearly weightless when lifting it manually (with the opener disconnected). If it feels heavy or requires significant effort to lift, the springs may be losing tension.
A clear sign of a broken torsion spring is a visible gap in the coil. If you notice this, do not attempt to operate the door, call a professional immediately.
If you heard a loud bang (like a firecracker) from your garage, a spring likely broke. The release of tension creates this distinctive sound.
Springs that are losing tension won't adequately counterbalance the door's weight, causing it to drop quickly when closing. This is both dangerous and hard on the opener.
When springs break or lose tension, the cables may appear slack or hanging. Never attempt to adjust cables yourself, they're under significant tension.
Regularly examine your springs for: - Rust or corrosion, Visible wear or stretching, Gaps in the coils, Proper alignment
Every 3-6 months, apply a silicone-based lubricant to your springs. This reduces friction, prevents rust, and extends spring life. Avoid using WD-40, which is a solvent, not a lubricant.
With the door closed and the opener disconnected: 1. Manually lift the door to about waist height 2. Let go carefully 3. The door should stay in place 4. If it falls or rises, the springs need adjustment
Note: If the door fails this test, do not attempt to adjust the springs yourself.
If you have extension springs, ensure safety cables are properly installed through the spring's center. These prevent the spring from becoming a projectile if it breaks.
We cannot stress this enough: garage door spring repair is extremely dangerous. Each year, thousands of people are seriously injured attempting to repair or replace garage door springs. Here's why:
Torsion springs can contain enough force to lift a 400-pound door. This energy, if released suddenly, can cause severe injury or death.
Proper spring replacement requires winding bars, clamps, and other specialized tools that most homeowners don't have.
Spring tension must be precisely calibrated for your specific door weight and height. Incorrect tension leads to operational problems and premature failure.
Improper spring work can damage cables, drums, and the door itself, leading to more expensive repairs.
Contact a garage door professional when: - You notice any signs of spring wear or damage, The door balance test fails, You hear unusual noises during operation, A spring has visibly broken, It's been more than a year since your last professional inspection
When our technicians replace your springs, we:
1. Secure the door to prevent movement 2. Release spring tension safely using proper tools 3. Remove old springs and inspect other components 4. Install new springs matched to your door's specifications 5. Calibrate tension precisely 6. Test operation multiple times 7. Lubricate all moving parts 8. Provide warranty on parts and labor
Most spring replacements take 1-2 hours and can often be done same-day.
To maximize your spring lifespan:
- Maintain proper lubrication, Address small problems promptly, Don't override safety features, Keep the door balanced, Schedule annual professional maintenance
Your garage door springs work hard every day to make your life easier. With proper attention and maintenance, they'll provide years of reliable service. Remember, while you can safely perform basic inspections and lubrication, spring repair and replacement should always be left to qualified professionals.
At Garage Door Company Larkspur, we offer spring inspection as part of our comprehensive maintenance service. Contact us today to schedule your appointment and ensure your garage door operates safely and efficiently.