(13 Nov 2022, 10:05 pm)lxbical wrote 6337 isn't low height I believe, what would happen with x45/71/72 unless you are suggesting they also move to Riverside
6337 is taller than the rest, but still low enough to go under the bridge at Dunston, which it did/does regularly.
It's a shame the new E400s weren't ordered to that height as it would have made them tolerable for people taller than 3ft!