GNER will introduce 12 brand new Alstom Pendolinos.
These tilting trains will be capable of speeds up to 140mph.
Each train will consist of 9 vehicles with over 500 seats.
GNER will improve journey times between Edinburgh and London by 37 minutes,taking just 3 hours and 43 minutes.
Newcastle to London journey times will also be reduced to just 2 hours and 29 minutes.
GNER will deliver more seats annually than any of the other current proposals for new services on the East Coast Mainline.
GNER will provide over 5 million more seats per year than are currently provided.