I'm thinking of selling 2 zero turns to upgrade and i have no idea what to ask or expect to get... any help is appreciated 1998 grasshopper 928d2 with 1300 hours and a 61 inch deck and grass catcher. recently serviced runs great. 1995 grasshopper 721d with 1800 hours w/61 inch deck. also recently serviced and runs great too. thanks for the thoughts guys.