Walter Roehrl: world rally champion, ace driver, legend. The greatest successes of his career would have been impossible without another man: Christian Geistdoerfer, his co-pilot. This book deals with the surprising team structures, the deep insights into the technology and the perfectly legal tricks of a creative rally driver - sometimes riding at the very edge of the rules. Christian Geistdoerfer describes this glorious time of rally sports from the front row, up close and very detailed.