Outer Limits 4x4 Board

Ok to some of you this is going to be a dumb question but here it is ?
i know a lot of the luxes by year models but when u start talking gen 1 ,gen 2, gen3 thats where i get lost Im figueing pre 83 is gen 1,83-88 early is gen 2 after that is gen 3 and from late 88 to today have they change the chassis

Go to nthe top of the class, ,BTW it wasn;t that hard though was it.

Thanks for the reply i know it was a stupid ? but i just wasnt sure at least i know now hey .

From late 88 to today have they change the chassis