thats 3 years out of date
new law is if your car came with 16x7 you can go up to 1.3 times that size
ie 16 x 1.3 =20.8 so 20 inch diameter
7x 1.3 =9.1 so 9 inch width
thats the rules under NCOP11
refer other thread about legal stuff
http://www.skylinesaustralia.com/forums/Mo...al-t290136.html
http://www.infrastructure.gov.au/roads/veh...n/vsb_ncop.aspx