| model | Produktionsdato | Power, kWt | Power HP | volumen cc | Type af byggeri |
|---|---|---|---|---|---|
| OPEL DIPLOMAT B 2.8 E | 03.1969 - 02.1975 | 121 | 165 | 2784 | notchback |
| OPEL DIPLOMAT B 5.4 | 03.1969 - 01.1978 | 169 | 230 | 5354 | notchback |
| OPEL DIPLOMAT B 2.8 | 09.1972 - 08.1978 | 103 | 140 | 2784 | notchback |