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The John Deere model GP was built in five distinct versions through the course of its production: 1  The standard-front GP, or John Deere Standard, built from March 1928 to February 1935. 2  The John Deere two-wheel tricycle-front GP, or GP-tricycle, of which twenty-three units were built between August 1928 and April 1929.
Deere & Company, the firm founded by John Deere, began to expand its range of equipment to include the tractor business in 1876. The Deere Company briefly experimented with building its own tractor models, the most successful of which was the Dain All-Wheel-Drive.uring the fall of 1998 John Deere had a 360 hp prototype 9300T track tractor at it least three farm shows. During August 1999 the company had another dealer meeting in Moline, Illinois. It was here that the 360 hp 9300T and 425 hp 9400T were revealed to their dealers.