How do you read a John Deere combine serial number? Other sources on the web seem to indicate these Combines were made between about 1979 and the late 80’s.
The John Deere website shows the Serial # running from 000001 to 611,xxx.
What years did John Deere make 6620 combine? The engine serial number is located on the front of the engine block above the starter. Where is the serial number on a 6620 combine?Ĭombine serial number is located on the left-hand upright in back of the tool box as stated by phoyofarm.