01. John Deere 8440 1900
Price: 22,000-25,000 USD
02. John Deere 8440 1976
Price: 13,500-15,500 USD
03. John Deere 8440 1978
Price: 11,000-13,600 USD
04. John Deere 8440 1979
Price: 16,500-19,750 USD
05. John Deere 8440 1980
Price: 22,000-24,900 USD
06. John Deere 8440 1981
Price: 6,500-8,900 USD