| Model Code | Description | |
|---|---|---|
| 01 | 617.424, 617.425, 617.426, 621.005, 621.006 | TYPE 2222;4500-MM WHEELBASE |
| 02 | 620.046, 621.046 | TYPE DESIGNATIONS |
| 03 | 617.024, 621.005, 621.006, 621.007, 621.008, 621.107 | TYPE DESIGNATIONS |
| 04 | 617.424, 617.425 | TYPE DESIGNATIONS |
| 05 | 617.033 | TYPE DESIGNATIONS |
| 06 | 621.085 | TYPE DESIGNATIONS |