The Caterpillar D2 was manufactured from 1938 through 1957 by Caterpillar Inc. in their factory in Peoria, Illinois, USA. The base frame of this model of tractor is a crawler, and it is equipped with five forwardgears and one reverse gear. The D2's weight ranges from about, depending upon the year it was manufactured. Caterpillar began producing this model in response to the "New Deal" programs that were initiated by President [Franklin Roosevelt] to stimulate America's economy. A total of 26,454 D2's were made over the nineteen years they were in production.