What is the year model of a yz250 with the vin jyacg17c34a000410?

2004 is the year model. The 10th digit of the vin number is the year model.

1999 - X

2000 - Y

2001 - 1

2002 - 2

2003 - 3

2004 - 4

And so on. ROCKETMAN