Many variants have already been manufactured over the fighter’s lifespan. These have provided the T-45A, and that is a two-seat variant also utilized by the US Marines, plus the T-45C, an upgraded Model by using a glass cockpit and other augments, which currently serves for a model for T-45s continue https://www.fcc.gov/fcc-bin/bye?https://kowear.com/american-fighter/