I believe SpaceX has launched one next generation GPS satellite so far (Dec, 2018). They are big and take up the full payload of a Falcon 9. So heavy, in fact,

I believe SpaceX has launched one next generation GPS satellite so far (Dec, 2018). They are big and take up the full payload of a Falcon 9. So heavy, in fact, that SpaceX has to launch them in disposable mode. It is the Iridium satellites are the ones that SpaceX launches 10 at a time.