Executive
2 generations
1964 → 1978
Opel Diplomat – Technical Specs & Generations
1969 - 1978
2 generation
1964 - 1968
1 generation
First year1964
Final year1978
Generations2
Final chassis—
Body types2Sedan · Coupe
Generation picker
Open any chassis code for its dedicated generation reference
Full powertrain matrix (1978)
Every engine × drivetrain combination currently available in the German market
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Generation lineage
Each generation at a glance, oldest to newest
11 gen.1964 — 19682 variants
22 gen.1969 — 19781 variants