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Opel Diplomat generations and tyre sizes

Diplomat

A

1964 – 1968
Petrol140–169 kW (190–230 PS)Automatic
Diplomat

B

1969 – 1977
Petrol103–169 kW (140–230 PS)Automatic

tyres for Opel Diplomat - market overview, tests, reviews 2026

Frequently asked questions

What tyre sizes fit Opel Diplomat?
The Opel Diplomat uses the following tyre sizes: / R.
How many generations does the Opel Diplomat have?
The Opel Diplomat has 2 generations, from 1964 to 1969.
How to choose tyres for Opel Diplomat?
To choose the right tyres for Opel Diplomat: 1) Check which tyre sizes fit your generation. 2) Choose between summer, winter, or all-season tyres. 3) Compare test ratings from independent organizations. 4) Consider your driving priorities (wet safety, comfort, mileage). 5) Decide between premium and budget segments based on your budget.
What is the difference between summer and winter tyres for Opel Diplomat?
Summer tyres are optimized for warm temperatures (above 7 degrees C) with better dry and wet grip. Winter tyres use softer compounds and deeper treads for cold conditions, snow and ice. All-season tyres offer a compromise but do not match specialists in extreme conditions. Choose based on your climate and driving needs.

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