

A limited edition, Gran Turismo 4 Online, was released in Japan in the summer of 2006. The Chinese, Japanese and Korean versions of the game were bundled with a 212-page driving guide and lessons on the physics of racing. The game also features 51 tracks, many of which are new or modified versions of previous original courses, with some notable real-world additions, such as the Suzuka Circuit, or Le Mans Circuit de la Sarthe. GT4 features over 700 cars from 80 manufacturers, from as early as the 1886 Daimler Motor Carriage and as far into the future as concepts for 2022. GT4 was delayed for over a year by Polyphony Digital, and had its online mode removed (later added as a stand-alone online test version) during development. Gran Turismo 4 is one of only four titles for the PlayStation 2 that is capable of 1080i output, one of them being Tourist Trophy which was also created by Polyphony Digital. It was released on Decemin Japan and Hong Kong, Februin North America, and Main Europe, and has since been re-issued under Sony's 'Greatest Hits' line. Gran Turismo 4 (often abbrieviated as GT4) is a racing video game for Sony PlayStation 2 which is published by Polyphony Digital.
