The John Deere A was produced from 1934 to 1952 with a range of row-crop tractors built in Waterloo, Iowa. It had a claimed drawbar horsepower of 18 hp and a belt horsepower of 24 hp. The production count was approximately 300,000 units. Variants included the A (row-crop), AR (standard front axle), AO (orchard), AOS (narrow orchard), AW (adjustable wide-front), AN (single front wheel), AWH (high-crop, adjustable wide-front), and ANH (high-crop, single-front wheel).