Generations
| Model | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|
| Case 550LT | 0-75 hp | 1991 | rare | — |
| Case 550 | 0-75 hp | 1991 | known | 4% |
| Case 550ELT | 0-75 hp | 1992 | rare | — |
| Case 550ELGP | 0-75 hp | 1993 | rare | — |
| Case 550LGP | 0-75 hp | 1993 | rare | — |
| Case 550E | 0-75 hp | 1994 | common | 4% |
| Case 550G | 0-75 hp | 1997 | common | 3% |
| Case 550GLGP | 0-75 hp | 1998 | rare | — |
| Case 550GLT | 0-75 hp | 1998 | common | 5% |
| Case 550HLGP | 0-75 hp | 2002 | rare | — |
| Case 550H | 0-75 hp | 2002 | known | 1% |
| Case 550HWT | 0-75 hp | 2003 | known | — |
| Case 550HLT | 0-75 hp | 2004 | known | 3% |