The following are known CodeBreaker / GameShark Codes for ATV: Quad Power Racing on Sony Playstation (PS1).

The codes should work with the region specified but may work for other regions as well.

Device Compatibility: Action Replay, CodeBreaker & GameShark

• Unlock Everything
  50000601 0000
  3004E255 0004
  Note: GameShark 2.2+ Required
• Time Always 0:00:00
  8005E676 2400
• Unlock Forest Amateur Quads, Trophy & Tracks
  3004E255 0004
• Unlock Desert Amateur Quads, Trophy & Tracks
  3004E256 0004
• Unlock Snow Amateur Quads, Trophy & Tracks
  3004E257 0004
• Unlock Forest Pro Quads, Trophy & Tracks
  3004E258 0004
• Unlock Desert Pro Quads, Trophy & Tracks
  3004E259 0004
• Unlock Snow Pro Quads, Trophy & Tracks
  3004E25A 0004
• Lap Modifier
  301FD2F8 00??