| Model Code | Description | |
|---|---|---|
| 01 | 375.408, 944.032, 944.033, 944.233 | 18T S, UNPERFORATED |
| 02 | 375.408, 944.032, 944.033, 944.233 | 18T S, PERFORATED |
| 03 | 374.651, 375.408, 944.032, 944.033 | 18T S, PERFORATED REAR SPRING SUSPENSION 4X2 |
| 04 | 374.651, 375.408, 944.032, 944.033 | 18T S, UNPERFORATED REAR SPRING SUSPENSION 4X2 |
| 05 | 944.233, 944.235 | 18T S, UNPERFORATED SPRING SUSPENSION 6X2/2 |
| 06 | 944.233, 944.235 | 18T S, PERFORATED SPRING SUSPENSION 6X2/2 |