I am thinking on picking up a used cat to try out next year, was either thinking on a ZR580 twin the year with the all green hood....96?? or a 96 ZRT600 is there any thing to whatch out on these sleds when buying used?? mostly trail ride and bang the odd ditch, how differnt is the triple over the twin....BETTER WORSE??? what are the pros and cons for these sleds??? any help would be great as I have necer owed or rode a cat just yamaha!!!!!