hey guys im new to sleding i know how to ride cuz i did it with my uncule 24/7 since i was 5 and im going to buy my first sled so i asked around and i found a 2005 arctic cat m7 with a 153' track its got around 5000 miles on it i dont know how mutch this guy wants for it yet but im hopeing for a reply soon but i have to know is it worth buying it?