| Year | Cutting Style | Ignitions Key | Ignition Keys notes | Door & Trunk keys | Model Notes |
| 1970 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1971 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1972 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1973 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1974 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1975 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1976 | High Security | PE1 / BMW2 | Chipless | || | || |
| 1977 | High Security | PE1 / BMW2 | Chipless | || | || |