The 2014 World Champion, who has signed a two-year contract, left Madison Saracen after six years in 2016.
Carpenter, 23, is back in training after her season came to an end when she broke a collarbone in a crash at the World Championships in Val di Sole.
The 2017 Downhill World Cup will get underway in Lourdes, France on April 29-30.
Welsh downhill mountain bike rider Manon Carpenter has joined German team Radon ahead of the 2017 race season.