BGM Change is an installable performance-enhancing component for Extreme Gears. Its actual appearance is unknown, though it is presented as an icon on the head-up display in the top-left corner of the game screen. Its icon is a light green-colored circle with an eighth note (quaver) inscribed in it.
In the game, BGM Change is permanently installed into only certain Extreme Gears. When used, BGM Change alters the Extreme Gear's form into that of the Super Hang-On and the theme music "Outride a Crisis" from the arcade game, Super Hang-On, will be played instead of the normal background music for the entirety of the race.
In gameplay, BGM Change and its ability are disabled when starting a new race. To activate BGM Change, the player must press one of the following buttons after collecting a certain number of Rings:
|PS2||Wii (remote) - sideways||Wii (remote) - forward||Wii (Nintendo GameCube Controller)|
When activating BGM Change, the player's Rings will be reduced accordingly by the number needed to enable it and the Extreme Gear is surrounded by an orange void, indicating that the Gear Part coming into effect. The following Extreme Gears come equipped with the BGM Change: