i built a couple trikes over the years both had hd motors( one was 25 plus yrs. ago fuel burning pull trike for easyrider rodeo's-never won ate some dirt!!had some fun!!) and neither had independent rear syspension...times change i'm open to new input...i'm considering v8 and maybe ind. rear syspension...although i am seeing some great looking trikes here with may different styled body's many different motorcycle company's... i may scrap the 8v idea!!not sure ...just in the looking, learning stage of next project...any input appreciated....mike aka....magoo