The replacement costs are with things like future combat vehicles that were on the drawing board already. So it was Store Bradley’s, the way we are storing M113, starting five years from now, assuming the program does get lift off…or do this which is significantly cheaper.
Here, some of the new toys
https://www.army.mil/article/267580/army_names_its_newest_combat_vehicle_after_wwii_and_operation_iraqi_freedom_soldiers#:~:text=%E2%80%9CThe%20M10%20is%20the%20Army's,%2C%20and%20we%20are%20delivering.%E2%80%9D