Filter by Era Era 5 BR steam Late Crest:1957-1966 1957-1966 Ire rail era 4. 2nd gen. diesels 15 * GM 121s from 1960 38 * 141s from 1962 & 12 * 181s from 1966:1964-1975 1964-1975 Ire rail era 5. 3rd gen. diesels 18 * GM 071 class:1976-1991 1976-1991 Ire rail era 6. 4th gen diesels - GM201 class:1992-present day 1992-2010 Show All