Generations
| Model | Size | Built around | Used market | Enclosed cab |
|---|---|---|---|---|
| Komatsu PC27R | 0-6 t | 1998 | rare | — |
| Komatsu PC27R-8 | 0-6 t | 1999 | known | 95% |
| Komatsu PC27 | 0-6 t | 2000 | rare | — |
| Komatsu PC27R-8E | 0-6 t | 2001 | rare | — |
| Komatsu PC27MR | 0-6 t | 2003 | rare | — |
| Komatsu PC27MRX | 0-6 t | 2003 | rare | — |
| Komatsu PC27MR-2 | 0-6 t | 2006 | known | 98% |