How long do garage door springs last?

That's the short answer. The fuller picture depends on what kind of spring you have, how often the door cycles, and how the spring has been cared for.

What "10,000 cycles" actually means for your house

Spring manufacturers rate springs in cycles, not years, because spring fatigue is mechanical. It depends on how many times the spring stretches and contracts, not how old the steel is. A typical builder-grade torsion spring is rated for 10,000 cycles. That converts to:

• 4 cycles a day (average household): about 7 years
• 6 cycles a day (busy family, two-car garage): about 4.5 years
• 8 or more cycles a day (home office, attached workshop, garage as main entrance): 3 years or less

If your garage is the main way you enter the house, you're cycling the door far more than you'd guess. Most Lakewood and Denver homeowners we talk to don't realize they're closing in on the 8-cycle mark.

Upgrading to a 20,000- or 30,000-cycle high-cycle spring at replacement time costs about 20 to 30 percent more up front and roughly doubles the lifespan. It's one of the most cost-effective decisions you can make once a spring is already due.

Torsion vs. extension garage door springs

There are two common spring types on residential doors:

• Torsion springs mount on a horizontal shaft above the door. They twist to store energy. They last longer, balance the door better, and fail more safely. Almost every door installed in the last 20 years uses torsion springs.
• Extension springs run along the horizontal tracks on each side of the door. They stretch to store energy. They wear faster, often need safety cables to prevent injury if they snap, and are mostly seen on older doors.

If you have extension springs and they're nearing end of life, replacement is a good moment to discuss converting to torsion. Newer doors handle and sound noticeably better with a torsion setup.

What shortens spring life in Denver

A few Front Range realities take a real bite out of spring lifespan:

1. Cold snaps. Steel becomes more brittle in subzero temperatures. A spring that's already near end of life often snaps on the coldest morning of the year. We get our heaviest call volume the week of the first hard freeze.
2. Dry air. Colorado's low humidity speeds up the loss of factory lubrication. Dry springs squeal, generate heat through friction, and fatigue faster.
3. Altitude and motor strain. At 5,280 feet, openers work slightly harder, which can mask a weakening spring until it fails outright. The spring carries the weight of the door, not the opener. If the opener sounds stressed, the spring is probably the cause.
4. Insulated and double-car doors. Heavier doors put more load on the spring per cycle. A wood or insulated steel double-car door eats spring life faster than a single uninsulated steel door.

A 10-minute lubrication twice a year, using a proper garage door spring lubricant rather than WD-40, buys real lifespan and quiets the door at the same time.

Signs your spring is at the end

Watch for any of these:

• A loud bang from the garage, even when nothing is moving. That's a spring snapping under tension.
• The door feels twice as heavy when you lift it manually with the opener disengaged.
• The opener strains, reverses partway up, or stops halfway.
• A visible gap in the coils of the torsion spring above the door.
• The door looks crooked or hangs unevenly when partway open.

If you see any of these, stop using the opener and call a tech. A door with a broken spring is a heavy, unbalanced object. Running the opener against it can damage cables, panels, hinges, and the opener gearbox.

When to call a pro vs. DIY

Spring replacement is one of the few garage door jobs that is not safe for DIY. Torsion springs store enough energy to break bones, and the winding bars and procedure are unforgiving. If you're past the seven-year mark, hear new noises, or have one broken spring on a two-spring system, replace both at the same time. The second is usually only weeks behind the first.

We carry the most common spring sizes on the truck, so most garage door spring replacements are same-day. Flat-rate pricing, no diagnostic surprise after the tech is on site. If you'd rather see the live signs in person, here's our breakdown of the most common garage door repair issues we see in Lakewood.