Game Revolution - http://www.gamerevolution.com/oldsite/games/codes/dreamcast/jet_grind_radio.htm Cheat codes. [Dreamcast]
Neoseeker - http://www.neoseeker.com/Games/Products/DC/jetgrindradio/index.html Cheats, reviews, discussions, and frequently asked questions.
Sega.com - http://www.sega.com/games/post_gamegame.jhtml?PRODID=177 Official site with story, screen shots and game play.
