From the DfT letter in January
https://www.railforums.co.uk/threads/substantial-gap-in-new-train-deliveries.263242/
Final tenders yet to be sent out.
South Eastern Core order between 350 and 570 vehicles with an option for an additional 70 vehicles. Indicative contract award date Early 2025 but considering scope to bring forward to December 2024 expected delivery date Autumn 2027
Chiltern Between 20-70 new or converted units (nominally 90 vehicles) Indicative contract award date Early 2025 expected delivery date End 2028 / early 2029
Transpennine Express 29 units up to 195 metres in length with an option for a further 26 units. (nominal 174 to 330 vehicles) Indicative contract award date Mid 2025 expected delivery date Mid 2029
Northern Up to 450 units (nominally around 1000 vehicles) Indicative contract award date 2025 expected delivery date 2029
"Great Western are conducting initial market engagement on options for replacing their class 15X and 16X fleet which are approaching life expiry. Any proposals would be subject to business case approval and the outcome of any competition"
Dates will not help Derby (or Newton Aycliffe) unless the dates for say South Eastern EMUs are brought forward?
Ideally delivery dates should be spread out to avoid another "boom and bust" in 2027/9?