Built at Beyer Peacock in 1966 as D7655.
Renumbered into the TOPS series as 25305 in 1974.
Renumbered as 25906 in 1985.
Withdrawn in 1983.
Converted to mobile train heating unit 97251 Ethel2 in 1983.
ETHELS withdrawn in 1992.
Scrapped on 1994.
25305 at Machynlleth 1978