The Buick Series D-Four was a series of passenger cars with four-cylinder engines, but only the model year 1917 Buick was made ​​in the USA. The following year the car replaced the E-Four Series. In 1922, after a break of three years a four-cylinder model was offered, the Series 22-Four. 1923 and 1924 were followed by the Series 23-Four and Series 24-Four.

From year to year

Series D and E-Four (1917-1918)

The new four-cylinder models had a top-driven engine with a displacement of 2,786cc and a power output of 35bhp (25.7 kW). The wheelbase of a roadster (D-34) and Touring cars (D-35) was 2692 mm. Their appearance was similar to that of the larger models D-54 and D-55 of the same year. The roadster offered two seats and the touring car five.

The following year, the four-cylinder engine were built without further major change as E-Four Series. Another model, a five-seat sedan came with 2 doors (E-37).

A total of 56,740 cars were produced over the two years, of which 49,538 were the touring car .This makes it by far the most common. In 1919, the four-cylinder models were no longer offered.

Four 22-series, 23 and 24-Four (1922-1924)

From 1922, there was a three year break in the production of a four-cylinder model. When production resumed in 1922, the bodies had become slightly rounder and lower. Among the three models known there was a three-seat coupe with two doors (22-36). The cars used an unchanged four-cylinder engine from the 1918 model year .

1923 saw the launch of a new five-seat model as well as a sport-tourer with two doors (23-38) and a two-seater sports roadster with two doors (23-39). As with the six cylinder models, the bodies had been revised slightly. The bowl-shaped headlights had gone to make way to cylindrical specimens. 1924 accounted for the sports models and the two-seater coupe. New for a three-seat coupe with two doors (24-33) was. Technical and stylistic changes were not there.

33,481 four-cylinder Buick were built in 1922, 1923, there were 66,604 cars made. 1924 saw 38,195 copies cars being made. As of 1925 the standard six replaced this model.