Garage Door Basics & Common Repair Terms

A heavy‑duty spring mounted above the garage door that helps lift and balance the door’s weight.

Springs located on the sides of the door that stretch to help lift lighter garage doors.

The motorized device that opens and closes the garage door using a remote or wall button.

Infrared sensors that stop the door from closing if something is detected in its path.

Small wheels that guide the garage door along the tracks for smooth movement.

Metal rails that the garage door moves along when opening and closing.

The individual sections that make up the garage door’s surface.