| Modelo | Ancho del bastidor exterior |
|---|---|
| ST52a | 1660 mm - 5.4 pies. |
| ST47a | 1660 mm - 5.4 pies. |
| ST41a | 1565 mm - 5.1 pies. |
| ST34a | 1565 mm - 5.1 pies. |
| ST33a | 1360 mm - 4.5 pies. |
| ST28a | 1360 mm - 4.5 pies. |
| ST24a | 1075 mm - 3.5 pies. |
| ST22a | 1165 mm - 3.8 pies. |
| GT75A | 1948 mm - 6.4 pies. |
| GT65A | 1948 mm - 6.4 pies. |
| GT55A | 1788 mm - 5.9 pies. |
| GT45A | 1788 mm - 5.9 pies. |