It shows "225/45 R17 91V" on the tyre of my car (original stock tyre, RFT)But on the sticker at the door area, there are 2 types of recommended tyre pressures. Not sure which one to follow?Max 4 persons - 225/45 R17 91V >>>> 220kpa front / 240kpa rearMax 4 persons - 225/45 R17 91V >>>> 220kpa front / 270kpa rearPlease see image here:http://imgur.com/urxBDPlease help. Thanks.