(19 Feb 2020, 8:31 pm)S830OFT wrote They could always trial 7552 on the X93 and then maybe send 4x E400MMCs from Ashington.
That would mean Ashington have 13 Sapphire vehicles to cover a X21/22 PVR of 15...
What is likely required for the X93 over the next few years is an order of 8 E400MMCs, with 2 being corporate liveried and used as spares/peak extras.