(01 Mar 2014, 11:26 am)Acky81 wrote How is 39729 rare on 4 it's always on that route or 23 route. 22488 shouldn't be on. Must have got lost on way to Stockton

Because the 39xxx MAN E200s should be on services 18/19.
It's not rare because Sunderland have these allocations every day, but odd as it should not be allocated to 4s.