tHEY are usually located on the left frame rail just behind the left front wheel .
it is a pre-1990 vin #, anything after that has 17 digits.
2003
2002
the tenth digit,or number will be the year of manufacture.
4xach58a71a362633
1999. See http://www.atvstyle.com/index.php/atv-vin-number
You are missing a digit. The vin is 17 digits long.
I need this information for regestering my ATV
2006 Sportsman 500 efi, green and black.
the 10th digit is the year - so 2000
The 10th digit is the year ID and in this case you have a Y which is a 2000.
The year of all atv's is determined by the 10th digit of the VIN number. In this case the 10th digit is a W, therefore it is a 1998 year model.