A teenage race car driver named Speed goes on adventures with his girlfriend, his candy-crazed brother whose best friend is a monkey, and his mysterious brother Racer X (Real Name: Rex). His father, Pops, created the car he races in, the Mach 5.

The first volume of Mach GoGoGo was first published in English as Speed Racer Classics by Now Comics in 1988. It was again released by DC Comics as Speed Racer: The Original Manga in July 2000. Digital Manga Publishing released the full series as Speed Racer: Mach GoGoGo as a 2-in-1 hardcover volume collector's set on April 15, 2008. It was also published in Brazilian Portuguese by NewPOP Editora in July 2009.