Hey rob, thanks I apreciate it! I tried responding to your post yesterday but it was buggy... Here is where you can get your 7 digit VIN info to find out the model of the bike. First 3 letters/numbers are the model.
this site is pretty comprehensive, and I have another link at home if this doesn´t solve your question!
You can post your question, answer or comment as a guest. Or
enter your e-mail to join the forum and get notifcations of new messages.
More 1980 Yamaha XS 400 information
Our discussion forums are intended for short messages. We also welcome more extensive motorcycle reviews.
Bikez also recommends that you check out the technical
data and the riders' rating for the 80 Yamaha XS 400.
You can also rate it yourself. Use our efficient motorcycle
classifieds to sell or
buy
this bike. Your motorbike gets a high quality presentation. Ads are free.