Need help, I am considering buying a 2007 XRS 800r 151,I have herd alot of bad things about clutching, cranks,and the track.I have rode with this sled before, it is a original owner with 1500 miles it has a cover,can,has been clutched,and has a new camoplast track.The guy wants 6000.00,What do you think?I have never owned a skidoo I currently ride a 03 verticale escape 159,What would I gain or not gain? Thanks for replys please help.