| Modelo | Altura máxima útil |
|---|---|
| GS5390RT | 18150 mm - 59.5 pies. |
| GS4390RT | 15110 mm - 49.6 pies. |
| GS3390RT | 12060 mm - 39.6 pies. |
| GS3384RT | 12060 mm - 39.6 pies. |
| GS3268DC | 11750 mm - 38.5 pies. |
| GS3246 | 11750 mm - 38.5 pies. |
| GS3232 | 11750 mm - 38.5 pies. |
| GS2632 | 9920 mm - 32.5 pies. |
| GS2046 | 8100 mm - 26.6 pies. |
| GS2032 | 8100 mm - 26.6 pies. |
| GS1930 | 7790 mm - 25.6 pies. |
| GS1530 | 6570 mm - 21.6 pies. |