| Applies for models | Manufacture period | Spec |
|---|---|---|
| K.IRS.RB20D +K.IRS.RB20DT.MED +K.(CA18I+RB20E+RD28) | 12.1988 - 01.1991 | ＮＯＲＭＡＬ |
| K.IRS.CA18I.(GE+EXT+GS).(MT+AT.F4) +K.IRS.RB20E.(MED+GC).(MT+AT.F5) +K.IRS.RB20E.(SLS+SLL).AT.F5 +K.IRS.RB20D.MED.(MT+AT.F5) +K.IRS.RB20DT.MED +K.IRS.RD28.(MED+EXT+GC).(MT+AT.F4) +K.IRS.RD28.(SLS+SLL).AT.F4 +K.RB20D.CLBL | 01.1991 - 10.1991 | ＮＯＲＭＡＬ |
|