Rocket: Robot On Wheels cheats and cheat codes for Nintendo 64

Pause the game play and press the following button combinations:
NOte: If the codes are accepted, you should hear a sound.

Disable cheats: Up, Z, Right, Up, Down, R, Up, Down, Down, Up.
Faster speed: Z, Right, Down, Up, Down, R, Up, Down, Left, Up.
Heavy Rocket: Up, Right, Right, R, Right, R, Z, R, R, Up.
Higher jump: Down, Up, Down, Z, Up, Up, Up, R, Up Z.
Low friction: Up, R, R, Left, Z, Z, Down, Left, Up, Right.
Moon gravity: Z, R, Z, R, Down, R, R, Right, Right, R.
Super grab: Down, Left, Right, Z, Down, Right, Down, Down, Down, Left.
Super grapple: R, R, Right, Up, Z, Left, R, Z, Left, Up.
Unlock all vehicles: Up, Down, Z, R, Left, Up, Down, Left, Down, Down.