|1901||Heinrich von Opel wins the Königsstuhl hill climb near Heidelberg in an Opel Lutzmann.|
A contract is finalized with the French manufacturer Alexandre Darracq, authorizing Opel to produce Darracq automobiles under license. Opel builds its first motorcycle.
|In March 1901, Opel scores its first victory in motor sport, when Heinrich von Opel wins the Königsstuhl hill climb.||The 9 hp Opel Motor Car, System Darracq Tonneau, 1902.||The 9 hp Opel Motor Car, System Darracq Tonneau. 1902.||Advertisement for the pel Darracq, from 1903.|
|The 16/18 hp Opel Motor Car, System Darracq, 1904–1906.||The Opel two-cylinder luxury motorcycle with 3 1/2 hp and electromagnetic ignition, from 1905.||Opel one-cylinder motorcycle with 3 3/4 hp, from 1905.|| |
|1902||The first Darracq chassis are outfitted with Opel bodies in Rüsselsheim. The vehicles are marketed under the brand name Opel Darracq.|
The first model built entirely by Opel, with a newly developed 10/12 hp, two-cylinder engine, is completed in fall of the same year.
|The two-cylinder, 10/12 hp Opel Motor Car, the first model built entirely by Opel.||The 10/12 hp Opel Motor Car, 1902.||An advertisement from 1902/03 promotes various Opel products.||This emblem adorns the first vehicle constructed entirely by Opel, the 10/12 hp model from 1902.|
|1903||Opel develops its first four-cylinder engine, with 20/24 hp output.|
|1905||An Opel Darracq showroom and service center opens its doors near the Tiergarten park in Berlin.|
|1906||The one-thousandth Opel automobile leaves the factory. Opel establishes a branch factory in Berlin.|
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|First Opel plant in Berlin, 1906.||Automobile exhibition in Berlin, 1906.|| || |
|1907||In a specially built 60 hp car, Opel test driver and company race-car driver Carl Jörns wins the Kaiser’s Prize Race in the Taunus region: Opel is awarded the Kaiser’s Prize for the best German automobile and is designated purveyor to the court.|
|Image-building ad from 1907, Carl Jörns is honored by Kaiser Wilhelm II with the Kaiser’s Prize.||The Kaiser’s Prize Race takes place on June 14, 1907. Carl Jörns pilots Opel’s entry.||Carl Jörns and Christian Michel proudly display the Kaiser’s Prize Cup.||Carl Jörns with the Kaiser’s Prize Cup, contributed by Kaiser Wilhelm II.|
|1909||Opel introduces an affordable compact car. The 4/8 hp two-seater, designed for customers who place great importance on dependability, becomes known as the “Doktorwagen” (Doctor’s Car).|
|The 4/8 hp Opel “Doctor’s Car” from 1909.||The 4/8 hp Opel “Doctor’s Car” from 1909.||The Opel logotype in the expressive style of 1909 proudly graces the radiator grilles of Opel’s 4/8 hp “Doctor’s Car” and the 6/16 hp model.|