DeeJay, I have a set of four factory GT500 wheels. Each is shod with a factory 285. The entire set is mint and has less than 600 miles on them. I'm looking to get $750 plus shipping. PM me if you're interested.
I have a set if your still interested message me. 2008 gt500 one rim light scuff others perfect condition tires look like new. Located in Des Moines, Iowa