Most companies charge a flat rate for garage door spring replacement. This includes labor, tax, and materials. As an attempt for Entry Systems to be more transparent, we sell garage door springs at our current labor rate plus parts. The price of replacing broken springs ranges depending on the size and weight of the door and the number of springs needed. To give you a base price average, springs for a small door could cost a couple of hundred dollars to larger custom wood garage door springs cost a couple thousand.