Excellent Condition - Runs The John Deere Model A is a row crop tractor manufactured by Deere & Company. The A was produced in a wide variety of versions for special-purpose cultivation. It received a styling upgrade in 1939 and electric starting in 1947. With the advent of John Deere's numerical model numbering system, the A became the John Deere 60. With over 290,000 sold by the end of its original production in 1952, it was a popular tractor that used Deere & Company's two cylinder design.