This week, Mario Kart 7 ranked as the No. 4 best-selling pre-order product at Bestbuy.com.
Mario Kart 7, to be sold Dec. 4, will include new characters like Lakitu and Metal Mario, and offer an optional first-person driving mode controlled by the gyro-sensor.
Nintendo in Nov. said the Nintendo 3DS has sold 1.65 million units in the U.S.
It price cut the handheld to $169.99 in Aug.
Recent titles for the hardware include The Legend of Zelda: Ocarina of Time 3D and Super Mario 3D Land.