Broken Spring on a Massive Commercial Overhead Door

When a spring goes on a door this size, you're not dealing with a minor inconvenience. A commercial overhead door like this one - spanning the full width of an industrial bay - relies entirely on its torsion springs to carry the weight. One failed spring and the whole operation grinds to a halt.

The broken spring here is up top on the left side of the header. That's a classic torsion spring setup running along the shaft above the door, and when one of them snaps, the door becomes nearly impossible to lift safely - manually or with a motor. Forcing it is how you damage tracks, cables, drums, and sometimes the door panels themselves.

This is exactly the kind of job that needs to be handled right. Commercial torsion springs are under serious tension. We're not talking about a DIY fix or something you want a general handyman touching. The repair requires the right tools, the right replacement spring rated for the door's weight, and someone who knows how to wind it safely.

We handle overhead doors of any size - residential, commercial, and industrial. Whether it's a single broken spring on a standard garage door or a massive bay door like this one, the diagnostic process is the same. Find the problem, source the right parts, and get it working correctly so it doesn't fail again in three months.

If your door is struggling to open, making a loud bang, or just stopped working out of nowhere - a broken spring is usually the culprit. It's one of the most common overhead door failures, and it's also one of the most straightforward to fix when you know what you're doing.