By Huu Khanh Nguyen · Updated October 28, 2026 · sectional, track, high-lift
The guide tracks of a sectional garage door whose vertical track rises above the door top before the bend, so the door lifts clear in the opening.
| Name | Default | Unit |
|---|---|---|
| Width | 2548 | mm |
| Depth | openingHeight - liftHeight + 690 | mm |
| Height | openingHeight + liftHeight + ceilingGap | mm |
| Opening height | 2125 | mm |
| Track width | 51 | mm |
| Lift height | Math.min(565, Math.max(385, 385 + (openingHeight - 2750) * 55 / 125, openingHeight - 2435)) | mm |
| Curve radius | 333 | mm |
| Ceiling gap | 200 | mm |
| Height of the curve start | openingHeight + liftHeight - curveRadius - trackWidth / 2 | mm |