Before the , the FIA were tipped-off by rivals Ferrari about an illegality in the Michelin tyre's tread width. Michelin were forced to bring in narrower tyres and it seemed as if they had lost the advantage they had been enjoying over Bridgestone all season. McLaren also announced that they would see out the season with the old MP4-17D chassis and would not bring out the MP4-18 as had been planned. Räikkönen eventually finished fourth in the race, losing five championship points to race winner Michael Schumacher.