Gronholm's Finnish compatriot and team-mate Mikko Hirvonen is fourth with Jan Kopecky in fifth, 2.7 seconds ahead of Citroen's Toni Gardemeister (Citroen) in fifth.
We've had a good run of races, today's going to be very hard work for Ralf and for his very energetic team-mate Juan Pablo Montoya who was on the fourth row of the grid.
With Spitz watching from the stands, Phelps beat his American team mate Ian Crocker by just four-hundredths of a second to win his fourth individual gold and his seventh medal overall.