| Frame | Model type | Establish year | ឈ្មោះ |
|---|---|---|---|
| Model 374 | |||
| 101 | GT80 374 | 1972 | GT80 |
| 110101 | GT80 374 | 1974 | |
| 400101 | GT80-2 2A4 | 1977 | GT80Ⅱ |
| 550101 | GT80 2A4 | 1978 | GT80 |
| Model 3M8 | |||
| 101 | GT80 3M8 | 1979 | GT80 |
| 100101 | GT80 4M8 | 1980 | |
| Frame | Model type | Establish year | ឈ្មោះ |
|---|---|---|---|
| Model 374 | |||
| 101 | GT80 374 | 1972 | GT80 |
| 110101 | GT80 374 | 1974 | |
| 400101 | GT80-2 2A4 | 1977 | GT80Ⅱ |
| 550101 | GT80 2A4 | 1978 | GT80 |
| Model 3M8 | |||
| 101 | GT80 3M8 | 1979 | GT80 |
| 100101 | GT80 4M8 | 1980 | |