(11 Feb 2015, 5:20 pm)mb134 wrote I think Enviro's will be fine on most of GNE's services, I don't think, from what I know, any are as challenging as Arriva's X18, and the new E400's on there manage fine.
If they can handle the X18 they can easily do the Pronto X21.
Not done the X18 but I've heard it's pretty tough.