Generations
| Model | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|
| Komatsu D155A1 | 200-300 hp | 1979 | rare | — |
| Komatsu D155-1 | 200-300 hp | 1982 | rare | — |
| Komatsu D155A | 200-300 hp | 1984 | known | 55% |
| Komatsu D155 | 200-300 hp | 1984 | known | 67% |
| Komatsu D155A-1 | 200-300 hp | 1985 | common | 51% |
| Komatsu D155A-2 | 200-300 hp | 1990 | known | — |
| Komatsu D155C-1 | 200-300 hp | 1993 | rare | — |
| Komatsu D155A-3 | 200-300 hp | 1996 | rare | — |
| Komatsu D155AX-3 | 200-300 hp | 1996 | rare | — |
| Komatsu D155AX | 200-300 hp | 1997 | known | 95% |
| Komatsu D155AX-5 | 200-300 hp | 2000 | known | 100% |
| Komatsu D155AX-6 | 200-300 hp | 2007 | rare | — |