1983 Model Year
2004
Your John Deere 322, serial number M00322x596318 is a 1989 model year.
1999
I think this is a model X475 made in 2004
4,000
1995 model
This was made in 1949. John Deere "MT" Beginning Serial Numbers: 1949- 10001 1950- 14728 1951- 26203 1952- 32813
A John Deere model M tractor serial number plate is riveted onto the engine block on the left side of the tractor.
Look Back By The Pto (power take off) Which is behind the seat. There should be a plate with the model and make (the serial number). You can buy a book that has info for 4010 and look for a serial number chart to tell you the year or contact your John Deere dealer.
You should be able to order a owners manual from your local John Deere dealer or you can order it off the John Deere website, in your case the commercial division. You will need to know exact model number and serial number to insure youacquirethe correct one.
There should be a tag on the very rear of the mower, behind and below where the drivers seat is that will have that information. what years were john deere 920 built