1907 – Japan’s first diesel engine is developed by the Navy.
1934 – Automobile Industries, an Isuzu predecessor, establishes a diesel research committee.
1936 – Automobile Industries manufactures Japan’s first air-cooled diesel engine.
1937 – Automobile Industries merges with two other companies into Tokyo Automobile Industries.
1941 – The Japanese government designates Tokyo Automobile Industries as the only company permitted to manufacture diesel-powered vehicles.
1949 – The company is renamed Isuzu Motors Limited.
1950 – Isuzu Motors develops the DA80 diesel-Japan’s first V8 engine.
1959 – Isuzu launches the bonnet-type truck with its DA640 diesel.
1961 – Isuzu develops Japan’s first diesel engine for passenger cars.
1964 – The DL200 model is mounted on the Elf, Japan’s first cab-over light-duty truck.
1973 – Isuzu adopts its newly-developed low-emission, light-weight and high output PA model in the V Series line-up.
1981 – Isuzu puts on sale ten-ton payload trucks equipped with high-torque, fuel-saving turbo-charged 8PB1-T and 6RA1-T engines.
1981 – The company introduces direct-injection design, which features both high output and low fuel consumption, to all diesels mounted on two-ton payload trucks.
1983 – Isuzu releases a new heavy-duty truck series in Japan.
2012 – Isuzu has a global diesel engine production network, sparing no efforts to develop low impact clean diesel engines in response to a growing market need.