Sonic Riders: Zero Gravity

Sonic Riders: Zero Gravity (ソニックライダーズ シューティングスターストーリー Sonikkuraidāzu shūtingusutāsutōrī?, lit. "Sonic Riders Shooting Star Story") is a 2008 racing video game for the Wii and PlayStation 2. Sonic Riders: Zero Gravity is the sequel to Sonic Riders and the second entry in the Sonic Riders series, following Sonic Riders in 2006. The game was published by Sega and developed by Sonic Team in cooperation with CRIWare.

The PS2 version was not released in Japan. A sequel titled Sonic Free Riders was released on 4 November 2010 exclusively for Kinect on the Xbox 360.