Have you considered the BFG gforce Rivals? They offer those sizes. I have 285/35/18 front/335/30/18 rears in these and think they look great. I have not gotten to try them out yet though.
https://www.bfgoodrichtires.com/shop...-18--allsearch
https://www.bfgoodrichtires.com/tire...&zipCode=63670