D261

Class 40, also known as The Diesel, D4711 (in the Railway Series), D261 (in the television series), or simply Diesel is a diesel who once came to the North Western Railway on loan from the Other Railway.

Trivia

 * Class 40's Railway Series livery is inaccurate as none of the Class 40 diesels received British Railways two-tone green livery.
 * According to some VHS descriptions for Bowled Out, Class 40 was brought to Sodor to take over Daisy's work while she was ill.
 * His Hornby model depicts him as a Class 37 diesel.
 * His Railway Series number is completely fictional, none of the Class 40's wore this number.
 * In the Days Out with Thomas events, Class 40 wore Toad's face.