What MX Model did arctic cat come out with .. ?

i went to a arctic cat and ski doo dealer earlier he had new and older, well i saw this really nice arctic cat MX and i wana know if anyone knows what model this really is, i know that ski doo came out with a formula MX but this just said MX plus rright beside it it said Arctic Cat, and the guy said it was a 96, but i cant find any photos anywhere, and the speedometer said 90 MPH, anyone know of what sled im talking about ..?? itd really help, pics too please ! it was yellow ....