| Year | Cutting Style | Ignitions Key | Ignition Keys notes | Door & Trunk keys | Model Notes |
| 1983 | Single Sided | P1098C / B50 | Chipless | S1098D / B51 | || |
| 1984 | Single Sided | P1098C / B50 | Chipless | S1098D / B51 | || |
| 1985 | Single Sided | P1098C / B50 | Chipless | S1098D / B51 | || |
| 1986 | Single Sided | P1098C / B50 | Chipless | S1098D / B51 | || |
| 1987 | Single Sided | P1098C / B50 | Chipless | S1098D / B51 | || |
| 1988 | Single Sided | VATS System | VATS | S1098D / B51 | || |
| 1989 | Single Sided | VATS System | VATS | S1098WD / B67 | || |
| 1990 | Single Sided | VATS System | VATS | S1098WD / B67 | || |
| 1991 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1992 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1993 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1994 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1995 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1996 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1997 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1998 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 1999 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 2000 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 2001 | Single Sided | VATS System | VATS | S1098H / B45 | || |
| 2002 | Single Sided | VATS System | VATS | S1098H / B45 | || |