Item Rank +1 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 a black Item Box containing a question mark and surrounded by two sparkles inscribed in it.
In the game, Item Rank +1 is permanently installed into only certain Extreme Gears. When in use, Item Rank +1 grants the player gets an increased probability of receiving a more beneficial item whenever he/she touches an Item Box on the racing courses. The more Item Rank +1s there are in use at the same time, the greater this probability becomes.
In gameplay, Item Rank +1 and its ability will be disabled when starting a new race. To activate Item Rank +1, the player must press one of the following buttons after collecting a certain number of Rings:
Wii (remote) - sideways
Wii (remote) - forward
Wii (Nintendo GameCube Controller)
When activating Item Rank +1, 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 the Gear Part's ability is in effect. The following Extreme Gears come equipped with the Item Rank +1: