Would say limited production edition
if its age is around 2013 they company started a new production plant
possible something in the carby tweeked ,longer bar ?
is it painted something other than orange ?
husqvarna didnt change their saws designs radically

even the chains and bars from most husqvarnas will fit
this user manual will cover your chain saw
365 SPECIAL 372 XP 372 XPG
http://www.husqvarna.com/ddoc/HUSO/HUSO2010_EUenAPen/HUSO2010_EUenAPen__1153180-26.pdf