| Model Code | Description | |
|---|---|---|
| 01 | 638.064, 638.068, 638.074, 638.164, 638.174, 638.274 | LEFT-HAND STEERING DIESEL ENGINE |
| 02 | 638.014, 638.034, 638.094, 638.098, 638.114, 638.134, 638.194, 638.214, 638.234, 638.294 | LEFT-HAND STEERING GASOLINE ENGINE, M 111 |
| 03 | 638.074, 638.078, 638.174, 638.274 | LEFT-HAND STEERING DIESEL ENGINE LA |
| 04 | 638.074, 638.078, 638.174, 638.274 | LEFT-HAND STEERING TURBOCHARGED DIESEL ENGINE WITH AUTOMATIC TRANSMISSION |
| 05 | 638.064, 638.164 | RIGHT-HAND STEERING, DIESEL ENGINE |
| 06 | 638.014, 638.034, 638.094, 638.114, 638.134, 638.194, 638.234, 638.294 | RIGHT-HAND STEERING, GASOLINE ENGINE, M 111 |
| 07 | 638.244, 638.294 | LEFT-HAND STEERING GASOLINE ENGINE V6 |
| 08 | 638.244, 638.294 | RIGHT-HAND STEERING, GASOLINE ENGINE V6 |
| 09 | 638.094, 638.098, 638.194, 638.294 | LEFT-HAND STEERING DIESEL ENGINE |
| 11 | 638.094, 638.194, 638.294 | RIGHT-HAND STEERING, DIESEL ENGINE |
| 13 | 638.014, 638.034, 638.094, 638.098, 638.114, 638.134, 638.194, 638.214, 638.234, 638.294 | LEFT-HAND STEERING GASOLINE ENGINE, M 111,AUTOMATIC TRANSMISSION |
| 14 | 638.014, 638.034, 638.094, 638.114, 638.134, 638.194, 638.234, 638.294 | RIGHT-HAND STEERING, GASOLINE ENGINE, M 111,ENGINE WITH AUTOMATIC TRANSMISSION |