| This page requires a major grammar fix.
This page has most likely been copied and pasted from Google Translate. This means the page is in English but the grammar and syntax are incorrect. You can help by rewording the text or suggesting changes on the talk page.
The 9/25 PS was a car produced by the high-end car manufacturer German Opel from 1916 to 1922.
The 9/25 PS was introduced in the height of the war as a replacement for the 8/22 PS, in turn evolution of the 8/20 PS. As often happens whenever you are faced with an heiress of a model, the displacement and composition tend to aim higher. Also in this case did not appear exception: the 9/25 PS mounted in fact an engine to 4 cylinders in line of 2332 cm ³ with distribution side valves, and power up to 28 hp at 1600 rev / min.
The rest of the mechanics of tip was also traditional and mounted a drive with cardan shaft with clutch cone and change 4 speed.
The chassis was walking beam steel frames mounted auxiliary and the usual suspension rigid axle and semi-elliptic leaf springs, as well as the usual braking system band type on transmission.
The 9/25 PS reached a top speed of 65 km / h and was offered in versions single- phaeton, torpedo, limousine and a special Landaulet that also incorporated features from double-phaeton.
It was produced until 1922, when it was replaced by the 9/30 PS and 10/30 PS.