 |
| Model | Year | Serial Numbers |
| 177 | 1968 | 17700001 |
| 177 | 1968 | 17700003 thru 17701164 |
| 177 | 661 | |
| 177A | 1969 | 17701165 thru 17701370 |
| 177B | 1970 | 17701371 thru 17701471 |
| 177B | 1970 | 17701473 thru 17701530 |
| 177B | 1971 | 17701531 thru 17701633 |
| 177B | 17700002 | |
| 177B | 1972 | 17701634 thru 17701773 |
| 177B | 1973 | 17701774 thru 17701973 |
| 177B | 1974 | 17701974 thru 17702123 |
| 177B | 1975 | 17702124 thru 17702313 |
| 177B | 17701472 | |
| 177B | 1976 | 17702314 thru 17702522 |
| 177B | 1977 | 17702523 thru 17702672 |
| 177B | 1978 | 17702673 thru 17702752 |
| 177RG | 1971 | 177RG0001 thru 177RG0212 |
| 177RG | 1972 | 177RG0213 thru 177RG0282 |
| 177RG | 1973 | 177RG0283 thru 177RG0418 |
| 177RG | 1973 | 177RG0420 thru 177RG0432 |
| 177RG | 1974 | 177RG0433 thru 177RG0592 |
| 177RG | 1975 | 177RG0593 thru 177RG0787 |
| 177RG | 1976 | 177RG0788 thru 177RG1051 |
| 177RG | 1977 | 177RG1052 thru 177RG1266 |
| 177RG | 1978 | 177RG1267 thru 177RG1366 |
| 177RG | 177RG0419 | |
| F177RG | 1971 | F177RG0001 thru F177RG0042 |
| F177RG | 1972 | F177RG0043 thru F177RG0062 |
| F177RG | 1973 | F177RG0063 thru F177RG0092 |
| F177RG | 1974 | F177RG0093 thru F177RG0122 |
| F177RG | 1975 | F177RG0123 thru F177RG0138 |
| F177RG | 1976 | F177RG0139 thru F177RG0160 |
| F177RG | 1977 | F177RG0161 thru F177RG0177 |
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