(01 Jan 2015, 3:10 pm)mb134 wrote Just as a suggestion, could it be that the X21/22 require the additional capacity these smaller seats give at peak times? Virtually every bus I see leaving Newcastle/ going into Newcastle at peak times are packed?
You can still get seats which are of a better quality than ours in the North East, allowing for the same capacity:
Inside the luxurious 990 by Stuart Montgomery's Lothian Buses, on Flickr
Not sure if that style of seat is available on ADL products, but it's very comfy indeed.