I believe this unit to be 777035 and that it is the final Merseyrail unit to be delivered. It is seen passing Roade as the 6Q77 18.31 Wembley Yard to Walton Old Junction. Out of sight at the front former Grand Central HST power cars 43480 and 43468 now Railadventure liveried and operated are towing the train. I saw one of the very first deliveries deep in the middle of the first COVID lockdown also passing Roade, see....
https://www.ontheupfast.com/p/21936chg/29021665404/x777004-02-44-dollands-moor-kirkdale