| Modèle | Portée maximale de devant |
|---|---|
| GTH844 | 8230 mm - 27 pi |
| GTH842 | 7620 mm - 25 pi |
| GTH644 | 8230 mm - 27 pi |
| GTH636 | 6400 mm - 21 pi |
| GTH6025ER | 20850 mm - 68.4 pi |
| GTH5519 | 3430 mm - 11.3 pi |
| GTH5022R | 18930 mm - 62.1 pi |
| GTH4514EX | 9610 mm - 31.5 pi |
| GTH4020ER | 17420 mm - 57.2 pi |
| GTH4017SX | 13330 mm - 43.7 pi |
| GTH4017EX | 12550 mm - 41.2 pi |
| GTH4013SX | 9080 mm - 29.8 pi |
| GTH4013EX | 9080 mm - 29.8 pi |
| GTH4010SX | 6070 mm - 19.9 pi |
| GTH3518R | 15180 mm - 49.8 pi |
| GTH3512 | 8530 mm - 28 pi |
| GTH3007 | 3990 mm - 13.1 pi |
| GTH2506 | 3350 mm - 11 pi |
| GTH1056 | 12800 mm - 42 pi |
| GTH1048 | 10310 mm - 33.8 pi |