The information in the internet said that it is 17X7"
But when i seach the official japan Mazda net....This wheels is for Atenza(Mazda6) 23Z...But the important thing is the net said it is "18インチアルミホイールと215/45R18" (18inch rims with 215/45R18 tires)
Anyone can answe me???It is 17 or 18 inch??????