Excel III 340 Year?

[Thirteen]

I thought it was an 84 because of serial #, but now I am questioning that.
Can I tell the year from the serial #?

# is "84H-002119"

 

[snowdad4]

your sled is a 1988.

 

[Thirteen]

Thanks.

 

[Vmax540]

http://www.vintagevmax.com/images/sled-serial-prefixes.jpg

http://www.vintagevmax.com/files/oldersledmodels.html

 

[Thirteen]

Thanks.
The dealer said the "H" is the model number and it is a 1984.